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Finding the Fourth Proportional to 2,875.02, 4,306.08 and 2,500.02

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Solution

The fourth proportional to 2,875.02, 4,306.08 and 2,500.02 is: 3,744.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.02 : 4,306.08 = 2,500.02 : x
  2. Step 2: Convert to fraction form
    2,875.02/4,306.08 = 2,500.02/x
  3. Step 3: Cross multiply
    2,875.02x = 4,306.08 × 2,500.02
  4. Step 4: Simplify right side
    2,875.02x = 10,765,286.12
  5. Step 5: Solve for x
    x = 10,765,286.12/2,875.02
  6. Step 6: Final answer
    x = 3,744.42

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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.