Home / 5,545.29-7,652.52-3,188.19

Finding the Fourth Proportional to 5,545.29, 7,652.52 and 3,188.19

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Solution

The fourth proportional to 5,545.29, 7,652.52 and 3,188.19 is: 4,399.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.29 : 7,652.52 = 3,188.19 : x
  2. Step 2: Convert to fraction form
    5,545.29/7,652.52 = 3,188.19/x
  3. Step 3: Cross multiply
    5,545.29x = 7,652.52 × 3,188.19
  4. Step 4: Simplify right side
    5,545.29x = 24,397,687.74
  5. Step 5: Solve for x
    x = 24,397,687.74/5,545.29
  6. Step 6: Final answer
    x = 4,399.71

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Half scale
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Double scale
Find fourth proportional to 5,546.29, 7,653.90 and 3,189.19
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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.