Home / 8,824.26-12,177.60-6,588.12

Finding the Fourth Proportional to 8,824.26, 12,177.60 and 6,588.12

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Solution

The fourth proportional to 8,824.26, 12,177.60 and 6,588.12 is: 9,091.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.26 : 12,177.60 = 6,588.12 : x
  2. Step 2: Convert to fraction form
    8,824.26/12,177.60 = 6,588.12/x
  3. Step 3: Cross multiply
    8,824.26x = 12,177.60 × 6,588.12
  4. Step 4: Simplify right side
    8,824.26x = 80,227,490.11
  5. Step 5: Solve for x
    x = 80,227,490.11/8,824.26
  6. Step 6: Final answer
    x = 9,091.70

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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.