Home / 3,447.79-4,760.72-2,398.03

Finding the Fourth Proportional to 3,447.79, 4,760.72 and 2,398.03

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Solution

The fourth proportional to 3,447.79, 4,760.72 and 2,398.03 is: 3,311.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.79 : 4,760.72 = 2,398.03 : x
  2. Step 2: Convert to fraction form
    3,447.79/4,760.72 = 2,398.03/x
  3. Step 3: Cross multiply
    3,447.79x = 4,760.72 × 2,398.03
  4. Step 4: Simplify right side
    3,447.79x = 11,416,349.38
  5. Step 5: Solve for x
    x = 11,416,349.38/3,447.79
  6. Step 6: Final answer
    x = 3,311.21

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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.