Home / 4,452.73-6,139.18-2,856.56

Finding the Fourth Proportional to 4,452.73, 6,139.18 and 2,856.56

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Solution

The fourth proportional to 4,452.73, 6,139.18 and 2,856.56 is: 3,938.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.73 : 6,139.18 = 2,856.56 : x
  2. Step 2: Convert to fraction form
    4,452.73/6,139.18 = 2,856.56/x
  3. Step 3: Cross multiply
    4,452.73x = 6,139.18 × 2,856.56
  4. Step 4: Simplify right side
    4,452.73x = 17,536,936.02
  5. Step 5: Solve for x
    x = 17,536,936.02/4,452.73
  6. Step 6: Final answer
    x = 3,938.47

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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.