Home / 3,597.31-5,397.25-1,257.66

Finding the Fourth Proportional to 3,597.31, 5,397.25 and 1,257.66

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Solution

The fourth proportional to 3,597.31, 5,397.25 and 1,257.66 is: 1,886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.31 : 5,397.25 = 1,257.66 : x
  2. Step 2: Convert to fraction form
    3,597.31/5,397.25 = 1,257.66/x
  3. Step 3: Cross multiply
    3,597.31x = 5,397.25 × 1,257.66
  4. Step 4: Simplify right side
    3,597.31x = 6,787,905.44
  5. Step 5: Solve for x
    x = 6,787,905.44/3,597.31
  6. Step 6: Final answer
    x = 1,886.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.