Home / 6,874.88-10,306.56-2,773.76

Finding the Fourth Proportional to 6,874.88, 10,306.56 and 2,773.76

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Solution

The fourth proportional to 6,874.88, 10,306.56 and 2,773.76 is: 4,158.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874.88 : 10,306.56 = 2,773.76 : x
  2. Step 2: Convert to fraction form
    6,874.88/10,306.56 = 2,773.76/x
  3. Step 3: Cross multiply
    6,874.88x = 10,306.56 × 2,773.76
  4. Step 4: Simplify right side
    6,874.88x = 28,587,923.87
  5. Step 5: Solve for x
    x = 28,587,923.87/6,874.88
  6. Step 6: Final answer
    x = 4,158.32

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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.