Home / 3,689.98-5,098.65-2,950.04

Finding the Fourth Proportional to 3,689.98, 5,098.65 and 2,950.04

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Solution

The fourth proportional to 3,689.98, 5,098.65 and 2,950.04 is: 4,076.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689.98 : 5,098.65 = 2,950.04 : x
  2. Step 2: Convert to fraction form
    3,689.98/5,098.65 = 2,950.04/x
  3. Step 3: Cross multiply
    3,689.98x = 5,098.65 × 2,950.04
  4. Step 4: Simplify right side
    3,689.98x = 15,041,221.45
  5. Step 5: Solve for x
    x = 15,041,221.45/3,689.98
  6. Step 6: Final answer
    x = 4,076.24

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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.