Home / 11,209.07-16,809.59-3,711.26

Finding the Fourth Proportional to 11,209.07, 16,809.59 and 3,711.26

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Solution

The fourth proportional to 11,209.07, 16,809.59 and 3,711.26 is: 5,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.07 : 16,809.59 = 3,711.26 : x
  2. Step 2: Convert to fraction form
    11,209.07/16,809.59 = 3,711.26/x
  3. Step 3: Cross multiply
    11,209.07x = 16,809.59 × 3,711.26
  4. Step 4: Simplify right side
    11,209.07x = 62,384,656.38
  5. Step 5: Solve for x
    x = 62,384,656.38/11,209.07
  6. Step 6: Final answer
    x = 5,565.55

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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.