Home / 9,839.19-13,566.26-8,040.02

Finding the Fourth Proportional to 9,839.19, 13,566.26 and 8,040.02

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Solution

The fourth proportional to 9,839.19, 13,566.26 and 8,040.02 is: 11,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839.19 : 13,566.26 = 8,040.02 : x
  2. Step 2: Convert to fraction form
    9,839.19/13,566.26 = 8,040.02/x
  3. Step 3: Cross multiply
    9,839.19x = 13,566.26 × 8,040.02
  4. Step 4: Simplify right side
    9,839.19x = 109,073,001.73
  5. Step 5: Solve for x
    x = 109,073,001.73/9,839.19
  6. Step 6: Final answer
    x = 11,085.57

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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.