Home / 4,447.82-6,139.28-2,560.73

Finding the Fourth Proportional to 4,447.82, 6,139.28 and 2,560.73

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Solution

The fourth proportional to 4,447.82, 6,139.28 and 2,560.73 is: 3,534.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.82 : 6,139.28 = 2,560.73 : x
  2. Step 2: Convert to fraction form
    4,447.82/6,139.28 = 2,560.73/x
  3. Step 3: Cross multiply
    4,447.82x = 6,139.28 × 2,560.73
  4. Step 4: Simplify right side
    4,447.82x = 15,721,025.67
  5. Step 5: Solve for x
    x = 15,721,025.67/4,447.82
  6. Step 6: Final answer
    x = 3,534.55

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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.