Home / 9,124.25-12,591.47-4,932.50

Finding the Fourth Proportional to 9,124.25, 12,591.47 and 4,932.50

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Solution

The fourth proportional to 9,124.25, 12,591.47 and 4,932.50 is: 6,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.25 : 12,591.47 = 4,932.50 : x
  2. Step 2: Convert to fraction form
    9,124.25/12,591.47 = 4,932.50/x
  3. Step 3: Cross multiply
    9,124.25x = 12,591.47 × 4,932.50
  4. Step 4: Simplify right side
    9,124.25x = 62,107,425.78
  5. Step 5: Solve for x
    x = 62,107,425.78/9,124.25
  6. Step 6: Final answer
    x = 6,806.85

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1.5x scale

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.