Home / 10,329.66-15,456.21-6,171.93

Finding the Fourth Proportional to 10,329.66, 15,456.21 and 6,171.93

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Solution

The fourth proportional to 10,329.66, 15,456.21 and 6,171.93 is: 9,235.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.66 : 15,456.21 = 6,171.93 : x
  2. Step 2: Convert to fraction form
    10,329.66/15,456.21 = 6,171.93/x
  3. Step 3: Cross multiply
    10,329.66x = 15,456.21 × 6,171.93
  4. Step 4: Simplify right side
    10,329.66x = 95,394,646.19
  5. Step 5: Solve for x
    x = 95,394,646.19/10,329.66
  6. Step 6: Final answer
    x = 9,235.02

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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.