Home / 4,013.60-6,013.20-3,552.80

Finding the Fourth Proportional to 4,013.60, 6,013.20 and 3,552.80

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Solution

The fourth proportional to 4,013.60, 6,013.20 and 3,552.80 is: 5,322.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.60 : 6,013.20 = 3,552.80 : x
  2. Step 2: Convert to fraction form
    4,013.60/6,013.20 = 3,552.80/x
  3. Step 3: Cross multiply
    4,013.60x = 6,013.20 × 3,552.80
  4. Step 4: Simplify right side
    4,013.60x = 21,363,696.96
  5. Step 5: Solve for x
    x = 21,363,696.96/4,013.60
  6. Step 6: Final answer
    x = 5,322.83

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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.