Home / 7,337.92-11,011.20-3,442.36

Finding the Fourth Proportional to 7,337.92, 11,011.20 and 3,442.36

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Solution

The fourth proportional to 7,337.92, 11,011.20 and 3,442.36 is: 5,165.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.92 : 11,011.20 = 3,442.36 : x
  2. Step 2: Convert to fraction form
    7,337.92/11,011.20 = 3,442.36/x
  3. Step 3: Cross multiply
    7,337.92x = 11,011.20 × 3,442.36
  4. Step 4: Simplify right side
    7,337.92x = 37,904,514.43
  5. Step 5: Solve for x
    x = 37,904,514.43/7,337.92
  6. Step 6: Final answer
    x = 5,165.57

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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.