Home / 3,432.14-4,734.60-2,171.07

Finding the Fourth Proportional to 3,432.14, 4,734.60 and 2,171.07

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Solution

The fourth proportional to 3,432.14, 4,734.60 and 2,171.07 is: 2,994.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.14 : 4,734.60 = 2,171.07 : x
  2. Step 2: Convert to fraction form
    3,432.14/4,734.60 = 2,171.07/x
  3. Step 3: Cross multiply
    3,432.14x = 4,734.60 × 2,171.07
  4. Step 4: Simplify right side
    3,432.14x = 10,279,148.02
  5. Step 5: Solve for x
    x = 10,279,148.02/3,432.14
  6. Step 6: Final answer
    x = 2,994.97

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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.