Home / 9,124.52-12,591.84-4,932.80

Finding the Fourth Proportional to 9,124.52, 12,591.84 and 4,932.80

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Solution

The fourth proportional to 9,124.52, 12,591.84 and 4,932.80 is: 6,807.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.52 : 12,591.84 = 4,932.80 : x
  2. Step 2: Convert to fraction form
    9,124.52/12,591.84 = 4,932.80/x
  3. Step 3: Cross multiply
    9,124.52x = 12,591.84 × 4,932.80
  4. Step 4: Simplify right side
    9,124.52x = 62,113,028.35
  5. Step 5: Solve for x
    x = 62,113,028.35/9,124.52
  6. Step 6: Final answer
    x = 6,807.27

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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.