Home / 6,122.16-8,451.72-5,524.56

Finding the Fourth Proportional to 6,122.16, 8,451.72 and 5,524.56

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Solution

The fourth proportional to 6,122.16, 8,451.72 and 5,524.56 is: 7,626.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.16 : 8,451.72 = 5,524.56 : x
  2. Step 2: Convert to fraction form
    6,122.16/8,451.72 = 5,524.56/x
  3. Step 3: Cross multiply
    6,122.16x = 8,451.72 × 5,524.56
  4. Step 4: Simplify right side
    6,122.16x = 46,692,034.24
  5. Step 5: Solve for x
    x = 46,692,034.24/6,122.16
  6. Step 6: Final answer
    x = 7,626.73

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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.