Home / 3,372.17-4,655.72-2,311.70

Finding the Fourth Proportional to 3,372.17, 4,655.72 and 2,311.70

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Solution

The fourth proportional to 3,372.17, 4,655.72 and 2,311.70 is: 3,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.17 : 4,655.72 = 2,311.70 : x
  2. Step 2: Convert to fraction form
    3,372.17/4,655.72 = 2,311.70/x
  3. Step 3: Cross multiply
    3,372.17x = 4,655.72 × 2,311.70
  4. Step 4: Simplify right side
    3,372.17x = 10,762,610.42
  5. Step 5: Solve for x
    x = 10,762,610.42/3,372.17
  6. Step 6: Final answer
    x = 3,191.60

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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.