Home / 5,713.88-7,886.82-3,324.41

Finding the Fourth Proportional to 5,713.88, 7,886.82 and 3,324.41

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Solution

The fourth proportional to 5,713.88, 7,886.82 and 3,324.41 is: 4,588.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713.88 : 7,886.82 = 3,324.41 : x
  2. Step 2: Convert to fraction form
    5,713.88/7,886.82 = 3,324.41/x
  3. Step 3: Cross multiply
    5,713.88x = 7,886.82 × 3,324.41
  4. Step 4: Simplify right side
    5,713.88x = 26,218,983.84
  5. Step 5: Solve for x
    x = 26,218,983.84/5,713.88
  6. Step 6: Final answer
    x = 4,588.65

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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.