Home / 8,971.66-13,452.36-2,729.83

Finding the Fourth Proportional to 8,971.66, 13,452.36 and 2,729.83

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Solution

The fourth proportional to 8,971.66, 13,452.36 and 2,729.83 is: 4,093.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971.66 : 13,452.36 = 2,729.83 : x
  2. Step 2: Convert to fraction form
    8,971.66/13,452.36 = 2,729.83/x
  3. Step 3: Cross multiply
    8,971.66x = 13,452.36 × 2,729.83
  4. Step 4: Simplify right side
    8,971.66x = 36,722,588.64
  5. Step 5: Solve for x
    x = 36,722,588.64/8,971.66
  6. Step 6: Final answer
    x = 4,093.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.