Home / 3,585.09-5,346.97-3,149.20

Finding the Fourth Proportional to 3,585.09, 5,346.97 and 3,149.20

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Solution

The fourth proportional to 3,585.09, 5,346.97 and 3,149.20 is: 4,696.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.09 : 5,346.97 = 3,149.20 : x
  2. Step 2: Convert to fraction form
    3,585.09/5,346.97 = 3,149.20/x
  3. Step 3: Cross multiply
    3,585.09x = 5,346.97 × 3,149.20
  4. Step 4: Simplify right side
    3,585.09x = 16,838,677.92
  5. Step 5: Solve for x
    x = 16,838,677.92/3,585.09
  6. Step 6: Final answer
    x = 4,696.86

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.