Home / 11,758.14-16,226.98-7,772.26

Finding the Fourth Proportional to 11,758.14, 16,226.98 and 7,772.26

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Solution

The fourth proportional to 11,758.14, 16,226.98 and 7,772.26 is: 10,726.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.14 : 16,226.98 = 7,772.26 : x
  2. Step 2: Convert to fraction form
    11,758.14/16,226.98 = 7,772.26/x
  3. Step 3: Cross multiply
    11,758.14x = 16,226.98 × 7,772.26
  4. Step 4: Simplify right side
    11,758.14x = 126,120,307.57
  5. Step 5: Solve for x
    x = 126,120,307.57/11,758.14
  6. Step 6: Final answer
    x = 10,726.21

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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.