Home / 10,266.40-15,397.17-4,716.28

Finding the Fourth Proportional to 10,266.40, 15,397.17 and 4,716.28

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Solution

The fourth proportional to 10,266.40, 15,397.17 and 4,716.28 is: 7,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.40 : 15,397.17 = 4,716.28 : x
  2. Step 2: Convert to fraction form
    10,266.40/15,397.17 = 4,716.28/x
  3. Step 3: Cross multiply
    10,266.40x = 15,397.17 × 4,716.28
  4. Step 4: Simplify right side
    10,266.40x = 72,617,364.93
  5. Step 5: Solve for x
    x = 72,617,364.93/10,266.40
  6. Step 6: Final answer
    x = 7,073.30

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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.