Home / 5,424.37-8,135.61-2,502.43

Finding the Fourth Proportional to 5,424.37, 8,135.61 and 2,502.43

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Solution

The fourth proportional to 5,424.37, 8,135.61 and 2,502.43 is: 3,753.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.37 : 8,135.61 = 2,502.43 : x
  2. Step 2: Convert to fraction form
    5,424.37/8,135.61 = 2,502.43/x
  3. Step 3: Cross multiply
    5,424.37x = 8,135.61 × 2,502.43
  4. Step 4: Simplify right side
    5,424.37x = 20,358,794.53
  5. Step 5: Solve for x
    x = 20,358,794.53/5,424.37
  6. Step 6: Final answer
    x = 3,753.21

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1.5x scale

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.