Home / 9,407.28-14,141.70-8,717.16

Finding the Fourth Proportional to 9,407.28, 14,141.70 and 8,717.16

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Solution

The fourth proportional to 9,407.28, 14,141.70 and 8,717.16 is: 13,104.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,407.28 : 14,141.70 = 8,717.16 : x
  2. Step 2: Convert to fraction form
    9,407.28/14,141.70 = 8,717.16/x
  3. Step 3: Cross multiply
    9,407.28x = 14,141.70 × 8,717.16
  4. Step 4: Simplify right side
    9,407.28x = 123,275,461.57
  5. Step 5: Solve for x
    x = 123,275,461.57/9,407.28
  6. Step 6: Final answer
    x = 13,104.26

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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.