Home / 5,381.22-7,426.65-3,257.92

Finding the Fourth Proportional to 5,381.22, 7,426.65 and 3,257.92

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Solution

The fourth proportional to 5,381.22, 7,426.65 and 3,257.92 is: 4,496.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.22 : 7,426.65 = 3,257.92 : x
  2. Step 2: Convert to fraction form
    5,381.22/7,426.65 = 3,257.92/x
  3. Step 3: Cross multiply
    5,381.22x = 7,426.65 × 3,257.92
  4. Step 4: Simplify right side
    5,381.22x = 24,195,431.57
  5. Step 5: Solve for x
    x = 24,195,431.57/5,381.22
  6. Step 6: Final answer
    x = 4,496.27

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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.