Home / 10,287.19-14,194.65-5,809.92

Finding the Fourth Proportional to 10,287.19, 14,194.65 and 5,809.92

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Solution

The fourth proportional to 10,287.19, 14,194.65 and 5,809.92 is: 8,016.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287.19 : 14,194.65 = 5,809.92 : x
  2. Step 2: Convert to fraction form
    10,287.19/14,194.65 = 5,809.92/x
  3. Step 3: Cross multiply
    10,287.19x = 14,194.65 × 5,809.92
  4. Step 4: Simplify right side
    10,287.19x = 82,469,780.93
  5. Step 5: Solve for x
    x = 82,469,780.93/10,287.19
  6. Step 6: Final answer
    x = 8,016.75

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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.