Home / 9,124.61-12,591.96-4,932.86

Finding the Fourth Proportional to 9,124.61, 12,591.96 and 4,932.86

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Solution

The fourth proportional to 9,124.61, 12,591.96 and 4,932.86 is: 6,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.61 : 12,591.96 = 4,932.86 : x
  2. Step 2: Convert to fraction form
    9,124.61/12,591.96 = 4,932.86/x
  3. Step 3: Cross multiply
    9,124.61x = 12,591.96 × 4,932.86
  4. Step 4: Simplify right side
    9,124.61x = 62,114,407.29
  5. Step 5: Solve for x
    x = 62,114,407.29/9,124.61
  6. Step 6: Final answer
    x = 6,807.35

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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.