Home / 11,691.09-17,536.59-2,925.95

Finding the Fourth Proportional to 11,691.09, 17,536.59 and 2,925.95

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Solution

The fourth proportional to 11,691.09, 17,536.59 and 2,925.95 is: 4,388.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,691.09 : 17,536.59 = 2,925.95 : x
  2. Step 2: Convert to fraction form
    11,691.09/17,536.59 = 2,925.95/x
  3. Step 3: Cross multiply
    11,691.09x = 17,536.59 × 2,925.95
  4. Step 4: Simplify right side
    11,691.09x = 51,311,097.83
  5. Step 5: Solve for x
    x = 51,311,097.83/11,691.09
  6. Step 6: Final answer
    x = 4,388.91

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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.