Home / 3,587.38-4,947.28-2,327.11

Finding the Fourth Proportional to 3,587.38, 4,947.28 and 2,327.11

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Solution

The fourth proportional to 3,587.38, 4,947.28 and 2,327.11 is: 3,209.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.38 : 4,947.28 = 2,327.11 : x
  2. Step 2: Convert to fraction form
    3,587.38/4,947.28 = 2,327.11/x
  3. Step 3: Cross multiply
    3,587.38x = 4,947.28 × 2,327.11
  4. Step 4: Simplify right side
    3,587.38x = 11,512,864.76
  5. Step 5: Solve for x
    x = 11,512,864.76/3,587.38
  6. Step 6: Final answer
    x = 3,209.27

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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.