Home / 8,282.66-11,425.25-5,133.38

Finding the Fourth Proportional to 8,282.66, 11,425.25 and 5,133.38

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Solution

The fourth proportional to 8,282.66, 11,425.25 and 5,133.38 is: 7,081.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282.66 : 11,425.25 = 5,133.38 : x
  2. Step 2: Convert to fraction form
    8,282.66/11,425.25 = 5,133.38/x
  3. Step 3: Cross multiply
    8,282.66x = 11,425.25 × 5,133.38
  4. Step 4: Simplify right side
    8,282.66x = 58,650,105.55
  5. Step 5: Solve for x
    x = 58,650,105.55/8,282.66
  6. Step 6: Final answer
    x = 7,081.08

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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.