Home / 2,387.90-3,577.62-2,037.68

Finding the Fourth Proportional to 2,387.90, 3,577.62 and 2,037.68

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Solution

The fourth proportional to 2,387.90, 3,577.62 and 2,037.68 is: 3,052.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.90 : 3,577.62 = 2,037.68 : x
  2. Step 2: Convert to fraction form
    2,387.90/3,577.62 = 2,037.68/x
  3. Step 3: Cross multiply
    2,387.90x = 3,577.62 × 2,037.68
  4. Step 4: Simplify right side
    2,387.90x = 7,290,034.53
  5. Step 5: Solve for x
    x = 7,290,034.53/2,387.90
  6. Step 6: Final answer
    x = 3,052.91

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1.5x scale

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.