Home / 3,767.40-5,199.17-2,506.43

Finding the Fourth Proportional to 3,767.40, 5,199.17 and 2,506.43

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Solution

The fourth proportional to 3,767.40, 5,199.17 and 2,506.43 is: 3,458.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.40 : 5,199.17 = 2,506.43 : x
  2. Step 2: Convert to fraction form
    3,767.40/5,199.17 = 2,506.43/x
  3. Step 3: Cross multiply
    3,767.40x = 5,199.17 × 2,506.43
  4. Step 4: Simplify right side
    3,767.40x = 13,031,355.66
  5. Step 5: Solve for x
    x = 13,031,355.66/3,767.40
  6. Step 6: Final answer
    x = 3,458.98

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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.