Home / 5,545.44-7,652.70-3,188.04

Finding the Fourth Proportional to 5,545.44, 7,652.70 and 3,188.04

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Solution

The fourth proportional to 5,545.44, 7,652.70 and 3,188.04 is: 4,399.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.44 : 7,652.70 = 3,188.04 : x
  2. Step 2: Convert to fraction form
    5,545.44/7,652.70 = 3,188.04/x
  3. Step 3: Cross multiply
    5,545.44x = 7,652.70 × 3,188.04
  4. Step 4: Simplify right side
    5,545.44x = 24,397,113.71
  5. Step 5: Solve for x
    x = 24,397,113.71/5,545.44
  6. Step 6: Final answer
    x = 4,399.49

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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.