Home / 12,376.25-17,079.31-6,711.03

Finding the Fourth Proportional to 12,376.25, 17,079.31 and 6,711.03

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Solution

The fourth proportional to 12,376.25, 17,079.31 and 6,711.03 is: 9,261.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376.25 : 17,079.31 = 6,711.03 : x
  2. Step 2: Convert to fraction form
    12,376.25/17,079.31 = 6,711.03/x
  3. Step 3: Cross multiply
    12,376.25x = 17,079.31 × 6,711.03
  4. Step 4: Simplify right side
    12,376.25x = 114,619,770.18
  5. Step 5: Solve for x
    x = 114,619,770.18/12,376.25
  6. Step 6: Final answer
    x = 9,261.27

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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.