Home / 2,474.20-3,689.47-2,451.97

Finding the Fourth Proportional to 2,474.20, 3,689.47 and 2,451.97

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Solution

The fourth proportional to 2,474.20, 3,689.47 and 2,451.97 is: 3,656.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.20 : 3,689.47 = 2,451.97 : x
  2. Step 2: Convert to fraction form
    2,474.20/3,689.47 = 2,451.97/x
  3. Step 3: Cross multiply
    2,474.20x = 3,689.47 × 2,451.97
  4. Step 4: Simplify right side
    2,474.20x = 9,046,457.50
  5. Step 5: Solve for x
    x = 9,046,457.50/2,474.20
  6. Step 6: Final answer
    x = 3,656.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.