Home / 2,490.44-3,738.18-1,666.04

Finding the Fourth Proportional to 2,490.44, 3,738.18 and 1,666.04

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Solution

The fourth proportional to 2,490.44, 3,738.18 and 1,666.04 is: 2,500.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490.44 : 3,738.18 = 1,666.04 : x
  2. Step 2: Convert to fraction form
    2,490.44/3,738.18 = 1,666.04/x
  3. Step 3: Cross multiply
    2,490.44x = 3,738.18 × 1,666.04
  4. Step 4: Simplify right side
    2,490.44x = 6,227,957.41
  5. Step 5: Solve for x
    x = 6,227,957.41/2,490.44
  6. Step 6: Final answer
    x = 2,500.75

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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.