Home / 8,227.35-11,348.51-5,394.92

Finding the Fourth Proportional to 8,227.35, 11,348.51 and 5,394.92

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Solution

The fourth proportional to 8,227.35, 11,348.51 and 5,394.92 is: 7,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.35 : 11,348.51 = 5,394.92 : x
  2. Step 2: Convert to fraction form
    8,227.35/11,348.51 = 5,394.92/x
  3. Step 3: Cross multiply
    8,227.35x = 11,348.51 × 5,394.92
  4. Step 4: Simplify right side
    8,227.35x = 61,224,260.31
  5. Step 5: Solve for x
    x = 61,224,260.31/8,227.35
  6. Step 6: Final answer
    x = 7,441.55

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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.