Home / 8,025.87-12,013.59-5,512.35

Finding the Fourth Proportional to 8,025.87, 12,013.59 and 5,512.35

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Solution

The fourth proportional to 8,025.87, 12,013.59 and 5,512.35 is: 8,251.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.87 : 12,013.59 = 5,512.35 : x
  2. Step 2: Convert to fraction form
    8,025.87/12,013.59 = 5,512.35/x
  3. Step 3: Cross multiply
    8,025.87x = 12,013.59 × 5,512.35
  4. Step 4: Simplify right side
    8,025.87x = 66,223,112.84
  5. Step 5: Solve for x
    x = 66,223,112.84/8,025.87
  6. Step 6: Final answer
    x = 8,251.21

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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.