Home / 7,591.19-11,387.52-3,147.93

Finding the Fourth Proportional to 7,591.19, 11,387.52 and 3,147.93

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Solution

The fourth proportional to 7,591.19, 11,387.52 and 3,147.93 is: 4,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,591.19 : 11,387.52 = 3,147.93 : x
  2. Step 2: Convert to fraction form
    7,591.19/11,387.52 = 3,147.93/x
  3. Step 3: Cross multiply
    7,591.19x = 11,387.52 × 3,147.93
  4. Step 4: Simplify right side
    7,591.19x = 35,847,115.83
  5. Step 5: Solve for x
    x = 35,847,115.83/7,591.19
  6. Step 6: Final answer
    x = 4,722.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.