Home / 5,346.60-8,020.91-2,425.13

Finding the Fourth Proportional to 5,346.60, 8,020.91 and 2,425.13

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Solution

The fourth proportional to 5,346.60, 8,020.91 and 2,425.13 is: 3,638.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.60 : 8,020.91 = 2,425.13 : x
  2. Step 2: Convert to fraction form
    5,346.60/8,020.91 = 2,425.13/x
  3. Step 3: Cross multiply
    5,346.60x = 8,020.91 × 2,425.13
  4. Step 4: Simplify right side
    5,346.60x = 19,451,737.34
  5. Step 5: Solve for x
    x = 19,451,737.34/5,346.60
  6. Step 6: Final answer
    x = 3,638.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.