Home / 5,372.18-8,060.75-2,451.38

Finding the Fourth Proportional to 5,372.18, 8,060.75 and 2,451.38

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Solution

The fourth proportional to 5,372.18, 8,060.75 and 2,451.38 is: 3,678.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.18 : 8,060.75 = 2,451.38 : x
  2. Step 2: Convert to fraction form
    5,372.18/8,060.75 = 2,451.38/x
  3. Step 3: Cross multiply
    5,372.18x = 8,060.75 × 2,451.38
  4. Step 4: Simplify right side
    5,372.18x = 19,759,961.34
  5. Step 5: Solve for x
    x = 19,759,961.34/5,372.18
  6. Step 6: Final answer
    x = 3,678.20

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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.