Home / 8,824.21-12,177.56-4,845.49

Finding the Fourth Proportional to 8,824.21, 12,177.56 and 4,845.49

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Solution

The fourth proportional to 8,824.21, 12,177.56 and 4,845.49 is: 6,686.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.21 : 12,177.56 = 4,845.49 : x
  2. Step 2: Convert to fraction form
    8,824.21/12,177.56 = 4,845.49/x
  3. Step 3: Cross multiply
    8,824.21x = 12,177.56 × 4,845.49
  4. Step 4: Simplify right side
    8,824.21x = 59,006,245.20
  5. Step 5: Solve for x
    x = 59,006,245.20/8,824.21
  6. Step 6: Final answer
    x = 6,686.86

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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.