Home / 5,920.62-8,170.38-3,267.96

Finding the Fourth Proportional to 5,920.62, 8,170.38 and 3,267.96

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Solution

The fourth proportional to 5,920.62, 8,170.38 and 3,267.96 is: 4,509.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.62 : 8,170.38 = 3,267.96 : x
  2. Step 2: Convert to fraction form
    5,920.62/8,170.38 = 3,267.96/x
  3. Step 3: Cross multiply
    5,920.62x = 8,170.38 × 3,267.96
  4. Step 4: Simplify right side
    5,920.62x = 26,700,475.02
  5. Step 5: Solve for x
    x = 26,700,475.02/5,920.62
  6. Step 6: Final answer
    x = 4,509.74

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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.