Home / 12,397.44-17,106.33-7,092.65

Finding the Fourth Proportional to 12,397.44, 17,106.33 and 7,092.65

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Solution

The fourth proportional to 12,397.44, 17,106.33 and 7,092.65 is: 9,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,397.44 : 17,106.33 = 7,092.65 : x
  2. Step 2: Convert to fraction form
    12,397.44/17,106.33 = 7,092.65/x
  3. Step 3: Cross multiply
    12,397.44x = 17,106.33 × 7,092.65
  4. Step 4: Simplify right side
    12,397.44x = 121,329,125.94
  5. Step 5: Solve for x
    x = 121,329,125.94/12,397.44
  6. Step 6: Final answer
    x = 9,786.63

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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.