Home / 6,545.28-9,031.44-3,750.24

Finding the Fourth Proportional to 6,545.28, 9,031.44 and 3,750.24

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Solution

The fourth proportional to 6,545.28, 9,031.44 and 3,750.24 is: 5,174.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.28 : 9,031.44 = 3,750.24 : x
  2. Step 2: Convert to fraction form
    6,545.28/9,031.44 = 3,750.24/x
  3. Step 3: Cross multiply
    6,545.28x = 9,031.44 × 3,750.24
  4. Step 4: Simplify right side
    6,545.28x = 33,870,067.55
  5. Step 5: Solve for x
    x = 33,870,067.55/6,545.28
  6. Step 6: Final answer
    x = 5,174.73

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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.