Home / 2,962.30-4,439.13-1,664.14

Finding the Fourth Proportional to 2,962.30, 4,439.13 and 1,664.14

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Solution

The fourth proportional to 2,962.30, 4,439.13 and 1,664.14 is: 2,493.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.30 : 4,439.13 = 1,664.14 : x
  2. Step 2: Convert to fraction form
    2,962.30/4,439.13 = 1,664.14/x
  3. Step 3: Cross multiply
    2,962.30x = 4,439.13 × 1,664.14
  4. Step 4: Simplify right side
    2,962.30x = 7,387,333.80
  5. Step 5: Solve for x
    x = 7,387,333.80/2,962.30
  6. Step 6: Final answer
    x = 2,493.78

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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.