Home / 3,141.22-4,337.78-2,353.90

Finding the Fourth Proportional to 3,141.22, 4,337.78 and 2,353.90

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Solution

The fourth proportional to 3,141.22, 4,337.78 and 2,353.90 is: 3,250.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.22 : 4,337.78 = 2,353.90 : x
  2. Step 2: Convert to fraction form
    3,141.22/4,337.78 = 2,353.90/x
  3. Step 3: Cross multiply
    3,141.22x = 4,337.78 × 2,353.90
  4. Step 4: Simplify right side
    3,141.22x = 10,210,700.34
  5. Step 5: Solve for x
    x = 10,210,700.34/3,141.22
  6. Step 6: Final answer
    x = 3,250.55

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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.