Home / 5,545.18-7,652.45-3,027.40

Finding the Fourth Proportional to 5,545.18, 7,652.45 and 3,027.40

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Solution

The fourth proportional to 5,545.18, 7,652.45 and 3,027.40 is: 4,177.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.18 : 7,652.45 = 3,027.40 : x
  2. Step 2: Convert to fraction form
    5,545.18/7,652.45 = 3,027.40/x
  3. Step 3: Cross multiply
    5,545.18x = 7,652.45 × 3,027.40
  4. Step 4: Simplify right side
    5,545.18x = 23,167,028.58
  5. Step 5: Solve for x
    x = 23,167,028.58/5,545.18
  6. Step 6: Final answer
    x = 4,177.86

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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.