Home / 11,726.42-17,581.12-5,482.94

Finding the Fourth Proportional to 11,726.42, 17,581.12 and 5,482.94

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Solution

The fourth proportional to 11,726.42, 17,581.12 and 5,482.94 is: 8,220.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726.42 : 17,581.12 = 5,482.94 : x
  2. Step 2: Convert to fraction form
    11,726.42/17,581.12 = 5,482.94/x
  3. Step 3: Cross multiply
    11,726.42x = 17,581.12 × 5,482.94
  4. Step 4: Simplify right side
    11,726.42x = 96,396,124.48
  5. Step 5: Solve for x
    x = 96,396,124.48/11,726.42
  6. Step 6: Final answer
    x = 8,220.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.