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Finding the Fourth Proportional to 9,455.10, 14,182.65 and 7,000.80

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Solution

The fourth proportional to 9,455.10, 14,182.65 and 7,000.80 is: 10,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.10 : 14,182.65 = 7,000.80 : x
  2. Step 2: Convert to fraction form
    9,455.10/14,182.65 = 7,000.80/x
  3. Step 3: Cross multiply
    9,455.10x = 14,182.65 × 7,000.80
  4. Step 4: Simplify right side
    9,455.10x = 99,289,896.12
  5. Step 5: Solve for x
    x = 99,289,896.12/9,455.10
  6. Step 6: Final answer
    x = 10,501.20

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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.