Home / 2,387.46-3,575.64-2,321.88

Finding the Fourth Proportional to 2,387.46, 3,575.64 and 2,321.88

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Solution

The fourth proportional to 2,387.46, 3,575.64 and 2,321.88 is: 3,477.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.46 : 3,575.64 = 2,321.88 : x
  2. Step 2: Convert to fraction form
    2,387.46/3,575.64 = 2,321.88/x
  3. Step 3: Cross multiply
    2,387.46x = 3,575.64 × 2,321.88
  4. Step 4: Simplify right side
    2,387.46x = 8,302,207.00
  5. Step 5: Solve for x
    x = 8,302,207.00/2,387.46
  6. Step 6: Final answer
    x = 3,477.42

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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.