Home / 10,171.75-15,257.72-3,599.05

Finding the Fourth Proportional to 10,171.75, 15,257.72 and 3,599.05

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Solution

The fourth proportional to 10,171.75, 15,257.72 and 3,599.05 is: 5,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.75 : 15,257.72 = 3,599.05 : x
  2. Step 2: Convert to fraction form
    10,171.75/15,257.72 = 3,599.05/x
  3. Step 3: Cross multiply
    10,171.75x = 15,257.72 × 3,599.05
  4. Step 4: Simplify right side
    10,171.75x = 54,913,279.17
  5. Step 5: Solve for x
    x = 54,913,279.17/10,171.75
  6. Step 6: Final answer
    x = 5,398.61

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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.