Home / 8,932.10-13,390.59-3,382.39

Finding the Fourth Proportional to 8,932.10, 13,390.59 and 3,382.39

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Solution

The fourth proportional to 8,932.10, 13,390.59 and 3,382.39 is: 5,070.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.10 : 13,390.59 = 3,382.39 : x
  2. Step 2: Convert to fraction form
    8,932.10/13,390.59 = 3,382.39/x
  3. Step 3: Cross multiply
    8,932.10x = 13,390.59 × 3,382.39
  4. Step 4: Simplify right side
    8,932.10x = 45,292,130.76
  5. Step 5: Solve for x
    x = 45,292,130.76/8,932.10
  6. Step 6: Final answer
    x = 5,070.71

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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.