Home / 3,305.76-4,557.60-2,729.04

Finding the Fourth Proportional to 3,305.76, 4,557.60 and 2,729.04

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Solution

The fourth proportional to 3,305.76, 4,557.60 and 2,729.04 is: 3,762.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.76 : 4,557.60 = 2,729.04 : x
  2. Step 2: Convert to fraction form
    3,305.76/4,557.60 = 2,729.04/x
  3. Step 3: Cross multiply
    3,305.76x = 4,557.60 × 2,729.04
  4. Step 4: Simplify right side
    3,305.76x = 12,437,872.70
  5. Step 5: Solve for x
    x = 12,437,872.70/3,305.76
  6. Step 6: Final answer
    x = 3,762.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.