Home / 4,002.31-5,516.55-2,675.53

Finding the Fourth Proportional to 4,002.31, 5,516.55 and 2,675.53

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Solution

The fourth proportional to 4,002.31, 5,516.55 and 2,675.53 is: 3,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002.31 : 5,516.55 = 2,675.53 : x
  2. Step 2: Convert to fraction form
    4,002.31/5,516.55 = 2,675.53/x
  3. Step 3: Cross multiply
    4,002.31x = 5,516.55 × 2,675.53
  4. Step 4: Simplify right side
    4,002.31x = 14,759,695.02
  5. Step 5: Solve for x
    x = 14,759,695.02/4,002.31
  6. Step 6: Final answer
    x = 3,687.79

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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.