Home / 3,399.90-5,100.31-2,343.76

Finding the Fourth Proportional to 3,399.90, 5,100.31 and 2,343.76

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Solution

The fourth proportional to 3,399.90, 5,100.31 and 2,343.76 is: 3,515.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.90 : 5,100.31 = 2,343.76 : x
  2. Step 2: Convert to fraction form
    3,399.90/5,100.31 = 2,343.76/x
  3. Step 3: Cross multiply
    3,399.90x = 5,100.31 × 2,343.76
  4. Step 4: Simplify right side
    3,399.90x = 11,953,909.46
  5. Step 5: Solve for x
    x = 11,953,909.46/3,399.90
  6. Step 6: Final answer
    x = 3,515.96

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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.