Home / 3,591.08-5,386.67-1,251.12

Finding the Fourth Proportional to 3,591.08, 5,386.67 and 1,251.12

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Solution

The fourth proportional to 3,591.08, 5,386.67 and 1,251.12 is: 1,876.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.08 : 5,386.67 = 1,251.12 : x
  2. Step 2: Convert to fraction form
    3,591.08/5,386.67 = 1,251.12/x
  3. Step 3: Cross multiply
    3,591.08x = 5,386.67 × 1,251.12
  4. Step 4: Simplify right side
    3,591.08x = 6,739,370.57
  5. Step 5: Solve for x
    x = 6,739,370.57/3,591.08
  6. Step 6: Final answer
    x = 1,876.70

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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.