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Finding the Fourth Proportional to 2,385.01, 3,577.11 and 630.03

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Solution

The fourth proportional to 2,385.01, 3,577.11 and 630.03 is: 944.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.01 : 3,577.11 = 630.03 : x
  2. Step 2: Convert to fraction form
    2,385.01/3,577.11 = 630.03/x
  3. Step 3: Cross multiply
    2,385.01x = 3,577.11 × 630.03
  4. Step 4: Simplify right side
    2,385.01x = 2,253,697.66
  5. Step 5: Solve for x
    x = 2,253,697.66/2,385.01
  6. Step 6: Final answer
    x = 944.94

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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.