Home / 2,387.88-3,572.46-2,066.76

Finding the Fourth Proportional to 2,387.88, 3,572.46 and 2,066.76

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Solution

The fourth proportional to 2,387.88, 3,572.46 and 2,066.76 is: 3,092.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.88 : 3,572.46 = 2,066.76 : x
  2. Step 2: Convert to fraction form
    2,387.88/3,572.46 = 2,066.76/x
  3. Step 3: Cross multiply
    2,387.88x = 3,572.46 × 2,066.76
  4. Step 4: Simplify right side
    2,387.88x = 7,383,417.43
  5. Step 5: Solve for x
    x = 7,383,417.43/2,387.88
  6. Step 6: Final answer
    x = 3,092.04

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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.