Home / 10,116.88-13,957.14-6,715.48

Finding the Fourth Proportional to 10,116.88, 13,957.14 and 6,715.48

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Solution

The fourth proportional to 10,116.88, 13,957.14 and 6,715.48 is: 9,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116.88 : 13,957.14 = 6,715.48 : x
  2. Step 2: Convert to fraction form
    10,116.88/13,957.14 = 6,715.48/x
  3. Step 3: Cross multiply
    10,116.88x = 13,957.14 × 6,715.48
  4. Step 4: Simplify right side
    10,116.88x = 93,728,894.53
  5. Step 5: Solve for x
    x = 93,728,894.53/10,116.88
  6. Step 6: Final answer
    x = 9,264.60

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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.