Home / 11,012.54-15,197.39-5,976.85

Finding the Fourth Proportional to 11,012.54, 15,197.39 and 5,976.85

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Solution

The fourth proportional to 11,012.54, 15,197.39 and 5,976.85 is: 8,248.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.54 : 15,197.39 = 5,976.85 : x
  2. Step 2: Convert to fraction form
    11,012.54/15,197.39 = 5,976.85/x
  3. Step 3: Cross multiply
    11,012.54x = 15,197.39 × 5,976.85
  4. Step 4: Simplify right side
    11,012.54x = 90,832,452.54
  5. Step 5: Solve for x
    x = 90,832,452.54/11,012.54
  6. Step 6: Final answer
    x = 8,248.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.