Home / 6,874.13-10,306.56-3,174.32

Finding the Fourth Proportional to 6,874.13, 10,306.56 and 3,174.32

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Solution

The fourth proportional to 6,874.13, 10,306.56 and 3,174.32 is: 4,759.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874.13 : 10,306.56 = 3,174.32 : x
  2. Step 2: Convert to fraction form
    6,874.13/10,306.56 = 3,174.32/x
  3. Step 3: Cross multiply
    6,874.13x = 10,306.56 × 3,174.32
  4. Step 4: Simplify right side
    6,874.13x = 32,716,252.13
  5. Step 5: Solve for x
    x = 32,716,252.13/6,874.13
  6. Step 6: Final answer
    x = 4,759.33

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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.