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Finding the Fourth Proportional to 3,341.92, 5,012.88 and 2,040.88

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Solution

The fourth proportional to 3,341.92, 5,012.88 and 2,040.88 is: 3,061.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.92 : 5,012.88 = 2,040.88 : x
  2. Step 2: Convert to fraction form
    3,341.92/5,012.88 = 2,040.88/x
  3. Step 3: Cross multiply
    3,341.92x = 5,012.88 × 2,040.88
  4. Step 4: Simplify right side
    3,341.92x = 10,230,686.53
  5. Step 5: Solve for x
    x = 10,230,686.53/3,341.92
  6. Step 6: Final answer
    x = 3,061.32

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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.