Home / 12,539.26-17,304.07-6,874.36

Finding the Fourth Proportional to 12,539.26, 17,304.07 and 6,874.36

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Solution

The fourth proportional to 12,539.26, 17,304.07 and 6,874.36 is: 9,486.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,539.26 : 17,304.07 = 6,874.36 : x
  2. Step 2: Convert to fraction form
    12,539.26/17,304.07 = 6,874.36/x
  3. Step 3: Cross multiply
    12,539.26x = 17,304.07 × 6,874.36
  4. Step 4: Simplify right side
    12,539.26x = 118,954,325.09
  5. Step 5: Solve for x
    x = 118,954,325.09/12,539.26
  6. Step 6: Final answer
    x = 9,486.55

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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.