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Finding the Fourth Proportional to 1,655.92, 2,486.26 and 1,452.95

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Solution

The fourth proportional to 1,655.92, 2,486.26 and 1,452.95 is: 2,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655.92 : 2,486.26 = 1,452.95 : x
  2. Step 2: Convert to fraction form
    1,655.92/2,486.26 = 1,452.95/x
  3. Step 3: Cross multiply
    1,655.92x = 2,486.26 × 1,452.95
  4. Step 4: Simplify right side
    1,655.92x = 3,612,411.47
  5. Step 5: Solve for x
    x = 3,612,411.47/1,655.92
  6. Step 6: Final answer
    x = 2,181.51

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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.