Home / 5,424.45-8,140.01-2,502.97

Finding the Fourth Proportional to 5,424.45, 8,140.01 and 2,502.97

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Solution

The fourth proportional to 5,424.45, 8,140.01 and 2,502.97 is: 3,755.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.45 : 8,140.01 = 2,502.97 : x
  2. Step 2: Convert to fraction form
    5,424.45/8,140.01 = 2,502.97/x
  3. Step 3: Cross multiply
    5,424.45x = 8,140.01 × 2,502.97
  4. Step 4: Simplify right side
    5,424.45x = 20,374,200.83
  5. Step 5: Solve for x
    x = 20,374,200.83/5,424.45
  6. Step 6: Final answer
    x = 3,755.99

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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.