Home / 3,254.79-4,489.52-2,507.43

Finding the Fourth Proportional to 3,254.79, 4,489.52 and 2,507.43

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Solution

The fourth proportional to 3,254.79, 4,489.52 and 2,507.43 is: 3,458.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.79 : 4,489.52 = 2,507.43 : x
  2. Step 2: Convert to fraction form
    3,254.79/4,489.52 = 2,507.43/x
  3. Step 3: Cross multiply
    3,254.79x = 4,489.52 × 2,507.43
  4. Step 4: Simplify right side
    3,254.79x = 11,257,144.60
  5. Step 5: Solve for x
    x = 11,257,144.60/3,254.79
  6. Step 6: Final answer
    x = 3,458.64

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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.