Home / 8,248.14-11,383.08-4,891.71

Finding the Fourth Proportional to 8,248.14, 11,383.08 and 4,891.71

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Solution

The fourth proportional to 8,248.14, 11,383.08 and 4,891.71 is: 6,750.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.14 : 11,383.08 = 4,891.71 : x
  2. Step 2: Convert to fraction form
    8,248.14/11,383.08 = 4,891.71/x
  3. Step 3: Cross multiply
    8,248.14x = 11,383.08 × 4,891.71
  4. Step 4: Simplify right side
    8,248.14x = 55,682,726.27
  5. Step 5: Solve for x
    x = 55,682,726.27/8,248.14
  6. Step 6: Final answer
    x = 6,750.94

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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.