Home / 3,614.85-5,421.87-3,002.49

Finding the Fourth Proportional to 3,614.85, 5,421.87 and 3,002.49

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Solution

The fourth proportional to 3,614.85, 5,421.87 and 3,002.49 is: 4,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.85 : 5,421.87 = 3,002.49 : x
  2. Step 2: Convert to fraction form
    3,614.85/5,421.87 = 3,002.49/x
  3. Step 3: Cross multiply
    3,614.85x = 5,421.87 × 3,002.49
  4. Step 4: Simplify right side
    3,614.85x = 16,279,110.46
  5. Step 5: Solve for x
    x = 16,279,110.46/3,614.85
  6. Step 6: Final answer
    x = 4,503.40

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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.