Home / 9,124.20-12,594.51-5,348.57

Finding the Fourth Proportional to 9,124.20, 12,594.51 and 5,348.57

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Solution

The fourth proportional to 9,124.20, 12,594.51 and 5,348.57 is: 7,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.20 : 12,594.51 = 5,348.57 : x
  2. Step 2: Convert to fraction form
    9,124.20/12,594.51 = 5,348.57/x
  3. Step 3: Cross multiply
    9,124.20x = 12,594.51 × 5,348.57
  4. Step 4: Simplify right side
    9,124.20x = 67,362,555.38
  5. Step 5: Solve for x
    x = 67,362,555.38/9,124.20
  6. Step 6: Final answer
    x = 7,382.85

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Half scale
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Find fourth proportional to 9,125.20, 12,595.89 and 5,349.57
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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.