Home / 8,015.28-12,023.41-3,084.92

Finding the Fourth Proportional to 8,015.28, 12,023.41 and 3,084.92

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Solution

The fourth proportional to 8,015.28, 12,023.41 and 3,084.92 is: 4,627.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.28 : 12,023.41 = 3,084.92 : x
  2. Step 2: Convert to fraction form
    8,015.28/12,023.41 = 3,084.92/x
  3. Step 3: Cross multiply
    8,015.28x = 12,023.41 × 3,084.92
  4. Step 4: Simplify right side
    8,015.28x = 37,091,300.42
  5. Step 5: Solve for x
    x = 37,091,300.42/8,015.28
  6. Step 6: Final answer
    x = 4,627.57

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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.