Home / 8,132.56-11,220.13-4,944.86

Finding the Fourth Proportional to 8,132.56, 11,220.13 and 4,944.86

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Solution

The fourth proportional to 8,132.56, 11,220.13 and 4,944.86 is: 6,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.56 : 11,220.13 = 4,944.86 : x
  2. Step 2: Convert to fraction form
    8,132.56/11,220.13 = 4,944.86/x
  3. Step 3: Cross multiply
    8,132.56x = 11,220.13 × 4,944.86
  4. Step 4: Simplify right side
    8,132.56x = 55,481,964.19
  5. Step 5: Solve for x
    x = 55,481,964.19/8,132.56
  6. Step 6: Final answer
    x = 6,822.20

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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.