Home / 9,236.28-12,748.68-5,877.48

Finding the Fourth Proportional to 9,236.28, 12,748.68 and 5,877.48

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Solution

The fourth proportional to 9,236.28, 12,748.68 and 5,877.48 is: 8,112.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.28 : 12,748.68 = 5,877.48 : x
  2. Step 2: Convert to fraction form
    9,236.28/12,748.68 = 5,877.48/x
  3. Step 3: Cross multiply
    9,236.28x = 12,748.68 × 5,877.48
  4. Step 4: Simplify right side
    9,236.28x = 74,930,111.73
  5. Step 5: Solve for x
    x = 74,930,111.73/9,236.28
  6. Step 6: Final answer
    x = 8,112.59

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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.