Home / 8,165.26-12,246.54-2,971

Finding the Fourth Proportional to 8,165.26, 12,246.54 and 2,971

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Solution

The fourth proportional to 8,165.26, 12,246.54 and 2,971 is: 4,456.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.26 : 12,246.54 = 2,971 : x
  2. Step 2: Convert to fraction form
    8,165.26/12,246.54 = 2,971/x
  3. Step 3: Cross multiply
    8,165.26x = 12,246.54 × 2,971
  4. Step 4: Simplify right side
    8,165.26x = 36,384,470.34
  5. Step 5: Solve for x
    x = 36,384,470.34/8,165.26
  6. Step 6: Final answer
    x = 4,456.01

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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.