Home / 11,012.62-15,197.53-5,976.89

Finding the Fourth Proportional to 11,012.62, 15,197.53 and 5,976.89

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Solution

The fourth proportional to 11,012.62, 15,197.53 and 5,976.89 is: 8,248.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.62 : 15,197.53 = 5,976.89 : x
  2. Step 2: Convert to fraction form
    11,012.62/15,197.53 = 5,976.89/x
  3. Step 3: Cross multiply
    11,012.62x = 15,197.53 × 5,976.89
  4. Step 4: Simplify right side
    11,012.62x = 90,833,859.21
  5. Step 5: Solve for x
    x = 90,833,859.21/11,012.62
  6. Step 6: Final answer
    x = 8,248.16

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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.