Home / 7,337.39-10,122.17-4,191.75

Finding the Fourth Proportional to 7,337.39, 10,122.17 and 4,191.75

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Solution

The fourth proportional to 7,337.39, 10,122.17 and 4,191.75 is: 5,782.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.39 : 10,122.17 = 4,191.75 : x
  2. Step 2: Convert to fraction form
    7,337.39/10,122.17 = 4,191.75/x
  3. Step 3: Cross multiply
    7,337.39x = 10,122.17 × 4,191.75
  4. Step 4: Simplify right side
    7,337.39x = 42,429,585.14
  5. Step 5: Solve for x
    x = 42,429,585.14/7,337.39
  6. Step 6: Final answer
    x = 5,782.66

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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.