Home / 3,400.28-4,691.82-2,283.08

Finding the Fourth Proportional to 3,400.28, 4,691.82 and 2,283.08

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Solution

The fourth proportional to 3,400.28, 4,691.82 and 2,283.08 is: 3,150.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.28 : 4,691.82 = 2,283.08 : x
  2. Step 2: Convert to fraction form
    3,400.28/4,691.82 = 2,283.08/x
  3. Step 3: Cross multiply
    3,400.28x = 4,691.82 × 2,283.08
  4. Step 4: Simplify right side
    3,400.28x = 10,711,800.41
  5. Step 5: Solve for x
    x = 10,711,800.41/3,400.28
  6. Step 6: Final answer
    x = 3,150.27

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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.