Home / 5,502.40-8,257.65-3,425.43

Finding the Fourth Proportional to 5,502.40, 8,257.65 and 3,425.43

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Solution

The fourth proportional to 5,502.40, 8,257.65 and 3,425.43 is: 5,140.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.40 : 8,257.65 = 3,425.43 : x
  2. Step 2: Convert to fraction form
    5,502.40/8,257.65 = 3,425.43/x
  3. Step 3: Cross multiply
    5,502.40x = 8,257.65 × 3,425.43
  4. Step 4: Simplify right side
    5,502.40x = 28,286,002.04
  5. Step 5: Solve for x
    x = 28,286,002.04/5,502.40
  6. Step 6: Final answer
    x = 5,140.67

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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.