Home / 3,802.12-5,691.30-2,417.02

Finding the Fourth Proportional to 3,802.12, 5,691.30 and 2,417.02

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Solution

The fourth proportional to 3,802.12, 5,691.30 and 2,417.02 is: 3,617.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.12 : 5,691.30 = 2,417.02 : x
  2. Step 2: Convert to fraction form
    3,802.12/5,691.30 = 2,417.02/x
  3. Step 3: Cross multiply
    3,802.12x = 5,691.30 × 2,417.02
  4. Step 4: Simplify right side
    3,802.12x = 13,755,985.93
  5. Step 5: Solve for x
    x = 13,755,985.93/3,802.12
  6. Step 6: Final answer
    x = 3,617.98

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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.