Home / 9,124.60-12,591.95-4,932.85

Finding the Fourth Proportional to 9,124.60, 12,591.95 and 4,932.85

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Solution

The fourth proportional to 9,124.60, 12,591.95 and 4,932.85 is: 6,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.60 : 12,591.95 = 4,932.85 : x
  2. Step 2: Convert to fraction form
    9,124.60/12,591.95 = 4,932.85/x
  3. Step 3: Cross multiply
    9,124.60x = 12,591.95 × 4,932.85
  4. Step 4: Simplify right side
    9,124.60x = 62,114,144.41
  5. Step 5: Solve for x
    x = 62,114,144.41/9,124.60
  6. Step 6: Final answer
    x = 6,807.33

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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.