Home / 5,809.97-8,016.76-3,291.56

Finding the Fourth Proportional to 5,809.97, 8,016.76 and 3,291.56

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Solution

The fourth proportional to 5,809.97, 8,016.76 and 3,291.56 is: 4,541.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.97 : 8,016.76 = 3,291.56 : x
  2. Step 2: Convert to fraction form
    5,809.97/8,016.76 = 3,291.56/x
  3. Step 3: Cross multiply
    5,809.97x = 8,016.76 × 3,291.56
  4. Step 4: Simplify right side
    5,809.97x = 26,387,638.62
  5. Step 5: Solve for x
    x = 26,387,638.62/5,809.97
  6. Step 6: Final answer
    x = 4,541.79

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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.