Home / 8,863.07-12,231.52-5,086.21

Finding the Fourth Proportional to 8,863.07, 12,231.52 and 5,086.21

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Solution

The fourth proportional to 8,863.07, 12,231.52 and 5,086.21 is: 7,019.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.07 : 12,231.52 = 5,086.21 : x
  2. Step 2: Convert to fraction form
    8,863.07/12,231.52 = 5,086.21/x
  3. Step 3: Cross multiply
    8,863.07x = 12,231.52 × 5,086.21
  4. Step 4: Simplify right side
    8,863.07x = 62,212,014.53
  5. Step 5: Solve for x
    x = 62,212,014.53/8,863.07
  6. Step 6: Final answer
    x = 7,019.24

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Similar ratio
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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.