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Finding the Fourth Proportional to 9,365.92, 14,048.82 and 5,494.88

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Solution

The fourth proportional to 9,365.92, 14,048.82 and 5,494.88 is: 8,242.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.92 : 14,048.82 = 5,494.88 : x
  2. Step 2: Convert to fraction form
    9,365.92/14,048.82 = 5,494.88/x
  3. Step 3: Cross multiply
    9,365.92x = 14,048.82 × 5,494.88
  4. Step 4: Simplify right side
    9,365.92x = 77,196,580.04
  5. Step 5: Solve for x
    x = 77,196,580.04/9,365.92
  6. Step 6: Final answer
    x = 8,242.28

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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.