Home / 8,836.70-12,195.36-5,061.08

Finding the Fourth Proportional to 8,836.70, 12,195.36 and 5,061.08

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Solution

The fourth proportional to 8,836.70, 12,195.36 and 5,061.08 is: 6,984.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.70 : 12,195.36 = 5,061.08 : x
  2. Step 2: Convert to fraction form
    8,836.70/12,195.36 = 5,061.08/x
  3. Step 3: Cross multiply
    8,836.70x = 12,195.36 × 5,061.08
  4. Step 4: Simplify right side
    8,836.70x = 61,721,723.08
  5. Step 5: Solve for x
    x = 61,721,723.08/8,836.70
  6. Step 6: Final answer
    x = 6,984.71

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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.