Home / 4,552.70-6,829.05-3,143.30

Finding the Fourth Proportional to 4,552.70, 6,829.05 and 3,143.30

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Solution

The fourth proportional to 4,552.70, 6,829.05 and 3,143.30 is: 4,714.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,552.70 : 6,829.05 = 3,143.30 : x
  2. Step 2: Convert to fraction form
    4,552.70/6,829.05 = 3,143.30/x
  3. Step 3: Cross multiply
    4,552.70x = 6,829.05 × 3,143.30
  4. Step 4: Simplify right side
    4,552.70x = 21,465,752.87
  5. Step 5: Solve for x
    x = 21,465,752.87/4,552.70
  6. Step 6: Final answer
    x = 4,714.95

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Similar ratio
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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.