Home / 8,551.28-11,800.82-5,014.55

Finding the Fourth Proportional to 8,551.28, 11,800.82 and 5,014.55

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Solution

The fourth proportional to 8,551.28, 11,800.82 and 5,014.55 is: 6,920.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.28 : 11,800.82 = 5,014.55 : x
  2. Step 2: Convert to fraction form
    8,551.28/11,800.82 = 5,014.55/x
  3. Step 3: Cross multiply
    8,551.28x = 11,800.82 × 5,014.55
  4. Step 4: Simplify right side
    8,551.28x = 59,175,801.93
  5. Step 5: Solve for x
    x = 59,175,801.93/8,551.28
  6. Step 6: Final answer
    x = 6,920.11

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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.