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Finding the Fourth Proportional to 2,962.87, 4,443.01 and 1,575.88

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Solution

The fourth proportional to 2,962.87, 4,443.01 and 1,575.88 is: 2,363.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.87 : 4,443.01 = 1,575.88 : x
  2. Step 2: Convert to fraction form
    2,962.87/4,443.01 = 1,575.88/x
  3. Step 3: Cross multiply
    2,962.87x = 4,443.01 × 1,575.88
  4. Step 4: Simplify right side
    2,962.87x = 7,001,650.60
  5. Step 5: Solve for x
    x = 7,001,650.60/2,962.87
  6. Step 6: Final answer
    x = 2,363.13

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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.