Home / 11,326.26-16,988.83-5,398.83

Finding the Fourth Proportional to 11,326.26, 16,988.83 and 5,398.83

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Solution

The fourth proportional to 11,326.26, 16,988.83 and 5,398.83 is: 8,097.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.26 : 16,988.83 = 5,398.83 : x
  2. Step 2: Convert to fraction form
    11,326.26/16,988.83 = 5,398.83/x
  3. Step 3: Cross multiply
    11,326.26x = 16,988.83 × 5,398.83
  4. Step 4: Simplify right side
    11,326.26x = 91,719,805.07
  5. Step 5: Solve for x
    x = 91,719,805.07/11,326.26
  6. Step 6: Final answer
    x = 8,097.98

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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.