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Finding the Fourth Proportional to 2,691.01, 4,035.20 and 1,595.08

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Solution

The fourth proportional to 2,691.01, 4,035.20 and 1,595.08 is: 2,391.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691.01 : 4,035.20 = 1,595.08 : x
  2. Step 2: Convert to fraction form
    2,691.01/4,035.20 = 1,595.08/x
  3. Step 3: Cross multiply
    2,691.01x = 4,035.20 × 1,595.08
  4. Step 4: Simplify right side
    2,691.01x = 6,436,466.82
  5. Step 5: Solve for x
    x = 6,436,466.82/2,691.01
  6. Step 6: Final answer
    x = 2,391.84

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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.