Home / 10,934.53-15,087.05-6,221.41

Finding the Fourth Proportional to 10,934.53, 15,087.05 and 6,221.41

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Solution

The fourth proportional to 10,934.53, 15,087.05 and 6,221.41 is: 8,584.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.53 : 15,087.05 = 6,221.41 : x
  2. Step 2: Convert to fraction form
    10,934.53/15,087.05 = 6,221.41/x
  3. Step 3: Cross multiply
    10,934.53x = 15,087.05 × 6,221.41
  4. Step 4: Simplify right side
    10,934.53x = 93,862,723.74
  5. Step 5: Solve for x
    x = 93,862,723.74/10,934.53
  6. Step 6: Final answer
    x = 8,584.07

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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.