Home / 9,505.92-13,118.07-5,257.16

Finding the Fourth Proportional to 9,505.92, 13,118.07 and 5,257.16

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Solution

The fourth proportional to 9,505.92, 13,118.07 and 5,257.16 is: 7,254.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505.92 : 13,118.07 = 5,257.16 : x
  2. Step 2: Convert to fraction form
    9,505.92/13,118.07 = 5,257.16/x
  3. Step 3: Cross multiply
    9,505.92x = 13,118.07 × 5,257.16
  4. Step 4: Simplify right side
    9,505.92x = 68,963,845.39
  5. Step 5: Solve for x
    x = 68,963,845.39/9,505.92
  6. Step 6: Final answer
    x = 7,254.83

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.