Home / 10,892.12-16,321.77-5,041.89

Finding the Fourth Proportional to 10,892.12, 16,321.77 and 5,041.89

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Solution

The fourth proportional to 10,892.12, 16,321.77 and 5,041.89 is: 7,555.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892.12 : 16,321.77 = 5,041.89 : x
  2. Step 2: Convert to fraction form
    10,892.12/16,321.77 = 5,041.89/x
  3. Step 3: Cross multiply
    10,892.12x = 16,321.77 × 5,041.89
  4. Step 4: Simplify right side
    10,892.12x = 82,292,568.95
  5. Step 5: Solve for x
    x = 82,292,568.95/10,892.12
  6. Step 6: Final answer
    x = 7,555.24

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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.