Home / 4,478.97-6,182.16-2,799.36

Finding the Fourth Proportional to 4,478.97, 6,182.16 and 2,799.36

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Solution

The fourth proportional to 4,478.97, 6,182.16 and 2,799.36 is: 3,863.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.97 : 6,182.16 = 2,799.36 : x
  2. Step 2: Convert to fraction form
    4,478.97/6,182.16 = 2,799.36/x
  3. Step 3: Cross multiply
    4,478.97x = 6,182.16 × 2,799.36
  4. Step 4: Simplify right side
    4,478.97x = 17,306,091.42
  5. Step 5: Solve for x
    x = 17,306,091.42/4,478.97
  6. Step 6: Final answer
    x = 3,863.86

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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.