Home / 5,545.62-7,654.50-3,188.52

Finding the Fourth Proportional to 5,545.62, 7,654.50 and 3,188.52

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Solution

The fourth proportional to 5,545.62, 7,654.50 and 3,188.52 is: 4,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.62 : 7,654.50 = 3,188.52 : x
  2. Step 2: Convert to fraction form
    5,545.62/7,654.50 = 3,188.52/x
  3. Step 3: Cross multiply
    5,545.62x = 7,654.50 × 3,188.52
  4. Step 4: Simplify right side
    5,545.62x = 24,406,526.34
  5. Step 5: Solve for x
    x = 24,406,526.34/5,545.62
  6. Step 6: Final answer
    x = 4,401.05

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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.