Home / 3,594.40-5,391.56-3,105.92

Finding the Fourth Proportional to 3,594.40, 5,391.56 and 3,105.92

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Solution

The fourth proportional to 3,594.40, 5,391.56 and 3,105.92 is: 4,658.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,594.40 : 5,391.56 = 3,105.92 : x
  2. Step 2: Convert to fraction form
    3,594.40/5,391.56 = 3,105.92/x
  3. Step 3: Cross multiply
    3,594.40x = 5,391.56 × 3,105.92
  4. Step 4: Simplify right side
    3,594.40x = 16,745,754.04
  5. Step 5: Solve for x
    x = 16,745,754.04/3,594.40
  6. Step 6: Final answer
    x = 4,658.85

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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.