Home / 5,545.05-7,652.31-3,027.21

Finding the Fourth Proportional to 5,545.05, 7,652.31 and 3,027.21

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Solution

The fourth proportional to 5,545.05, 7,652.31 and 3,027.21 is: 4,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.05 : 7,652.31 = 3,027.21 : x
  2. Step 2: Convert to fraction form
    5,545.05/7,652.31 = 3,027.21/x
  3. Step 3: Cross multiply
    5,545.05x = 7,652.31 × 3,027.21
  4. Step 4: Simplify right side
    5,545.05x = 23,165,149.36
  5. Step 5: Solve for x
    x = 23,165,149.36/5,545.05
  6. Step 6: Final answer
    x = 4,177.63

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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.