Home / 8,104.33-12,071.26-7,725.13

Finding the Fourth Proportional to 8,104.33, 12,071.26 and 7,725.13

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Solution

The fourth proportional to 8,104.33, 12,071.26 and 7,725.13 is: 11,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.33 : 12,071.26 = 7,725.13 : x
  2. Step 2: Convert to fraction form
    8,104.33/12,071.26 = 7,725.13/x
  3. Step 3: Cross multiply
    8,104.33x = 12,071.26 × 7,725.13
  4. Step 4: Simplify right side
    8,104.33x = 93,251,963.44
  5. Step 5: Solve for x
    x = 93,251,963.44/8,104.33
  6. Step 6: Final answer
    x = 11,506.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.