Home / 10,839-16,261.02-5,572.02

Finding the Fourth Proportional to 10,839, 16,261.02 and 5,572.02

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Solution

The fourth proportional to 10,839, 16,261.02 and 5,572.02 is: 8,359.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839 : 16,261.02 = 5,572.02 : x
  2. Step 2: Convert to fraction form
    10,839/16,261.02 = 5,572.02/x
  3. Step 3: Cross multiply
    10,839x = 16,261.02 × 5,572.02
  4. Step 4: Simplify right side
    10,839x = 90,606,728.66
  5. Step 5: Solve for x
    x = 90,606,728.66/10,839
  6. Step 6: Final answer
    x = 8,359.33

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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.