Home / 11,339.80-17,013.66-5,104.12

Finding the Fourth Proportional to 11,339.80, 17,013.66 and 5,104.12

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Solution

The fourth proportional to 11,339.80, 17,013.66 and 5,104.12 is: 7,657.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.80 : 17,013.66 = 5,104.12 : x
  2. Step 2: Convert to fraction form
    11,339.80/17,013.66 = 5,104.12/x
  3. Step 3: Cross multiply
    11,339.80x = 17,013.66 × 5,104.12
  4. Step 4: Simplify right side
    11,339.80x = 86,839,762.28
  5. Step 5: Solve for x
    x = 86,839,762.28/11,339.80
  6. Step 6: Final answer
    x = 7,657.96

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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.