Home / 4,318.52-5,959.78-2,830.41

Finding the Fourth Proportional to 4,318.52, 5,959.78 and 2,830.41

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Solution

The fourth proportional to 4,318.52, 5,959.78 and 2,830.41 is: 3,906.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.52 : 5,959.78 = 2,830.41 : x
  2. Step 2: Convert to fraction form
    4,318.52/5,959.78 = 2,830.41/x
  3. Step 3: Cross multiply
    4,318.52x = 5,959.78 × 2,830.41
  4. Step 4: Simplify right side
    4,318.52x = 16,868,613.83
  5. Step 5: Solve for x
    x = 16,868,613.83/4,318.52
  6. Step 6: Final answer
    x = 3,906.11

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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.