Home / 4,478.33-6,179.99-2,488.76

Finding the Fourth Proportional to 4,478.33, 6,179.99 and 2,488.76

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Solution

The fourth proportional to 4,478.33, 6,179.99 and 2,488.76 is: 3,434.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.33 : 6,179.99 = 2,488.76 : x
  2. Step 2: Convert to fraction form
    4,478.33/6,179.99 = 2,488.76/x
  3. Step 3: Cross multiply
    4,478.33x = 6,179.99 × 2,488.76
  4. Step 4: Simplify right side
    4,478.33x = 15,380,468.57
  5. Step 5: Solve for x
    x = 15,380,468.57/4,478.33
  6. Step 6: Final answer
    x = 3,434.42

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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.