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Finding the Fourth Proportional to 2,309.92, 3,462.32 and 1,008.88

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Solution

The fourth proportional to 2,309.92, 3,462.32 and 1,008.88 is: 1,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.92 : 3,462.32 = 1,008.88 : x
  2. Step 2: Convert to fraction form
    2,309.92/3,462.32 = 1,008.88/x
  3. Step 3: Cross multiply
    2,309.92x = 3,462.32 × 1,008.88
  4. Step 4: Simplify right side
    2,309.92x = 3,493,065.40
  5. Step 5: Solve for x
    x = 3,493,065.40/2,309.92
  6. Step 6: Final answer
    x = 1,512.20

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1.5x scale

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.