Home / 11,168.88-16,726.59-7,251.72

Finding the Fourth Proportional to 11,168.88, 16,726.59 and 7,251.72

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Solution

The fourth proportional to 11,168.88, 16,726.59 and 7,251.72 is: 10,860.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,168.88 : 16,726.59 = 7,251.72 : x
  2. Step 2: Convert to fraction form
    11,168.88/16,726.59 = 7,251.72/x
  3. Step 3: Cross multiply
    11,168.88x = 16,726.59 × 7,251.72
  4. Step 4: Simplify right side
    11,168.88x = 121,296,547.23
  5. Step 5: Solve for x
    x = 121,296,547.23/11,168.88
  6. Step 6: Final answer
    x = 10,860.22

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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.