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Finding the Fourth Proportional to 9,576.70, 14,365.05 and 4,911.10

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Solution

The fourth proportional to 9,576.70, 14,365.05 and 4,911.10 is: 7,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,576.70 : 14,365.05 = 4,911.10 : x
  2. Step 2: Convert to fraction form
    9,576.70/14,365.05 = 4,911.10/x
  3. Step 3: Cross multiply
    9,576.70x = 14,365.05 × 4,911.10
  4. Step 4: Simplify right side
    9,576.70x = 70,548,197.06
  5. Step 5: Solve for x
    x = 70,548,197.06/9,576.70
  6. Step 6: Final answer
    x = 7,366.65

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.