Home / 3,519.61-5,263.90-3,132.34

Finding the Fourth Proportional to 3,519.61, 5,263.90 and 3,132.34

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Solution

The fourth proportional to 3,519.61, 5,263.90 and 3,132.34 is: 4,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.61 : 5,263.90 = 3,132.34 : x
  2. Step 2: Convert to fraction form
    3,519.61/5,263.90 = 3,132.34/x
  3. Step 3: Cross multiply
    3,519.61x = 5,263.90 × 3,132.34
  4. Step 4: Simplify right side
    3,519.61x = 16,488,324.53
  5. Step 5: Solve for x
    x = 16,488,324.53/3,519.61
  6. Step 6: Final answer
    x = 4,684.70

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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.