Home / 7,542.51-11,312.30-3,793.29

Finding the Fourth Proportional to 7,542.51, 11,312.30 and 3,793.29

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Solution

The fourth proportional to 7,542.51, 11,312.30 and 3,793.29 is: 5,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.51 : 11,312.30 = 3,793.29 : x
  2. Step 2: Convert to fraction form
    7,542.51/11,312.30 = 3,793.29/x
  3. Step 3: Cross multiply
    7,542.51x = 11,312.30 × 3,793.29
  4. Step 4: Simplify right side
    7,542.51x = 42,910,834.47
  5. Step 5: Solve for x
    x = 42,910,834.47/7,542.51
  6. Step 6: Final answer
    x = 5,689.20

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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.