Home / 8,152.97-11,251.11-4,617.32

Finding the Fourth Proportional to 8,152.97, 11,251.11 and 4,617.32

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Solution

The fourth proportional to 8,152.97, 11,251.11 and 4,617.32 is: 6,371.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.97 : 11,251.11 = 4,617.32 : x
  2. Step 2: Convert to fraction form
    8,152.97/11,251.11 = 4,617.32/x
  3. Step 3: Cross multiply
    8,152.97x = 11,251.11 × 4,617.32
  4. Step 4: Simplify right side
    8,152.97x = 51,949,975.23
  5. Step 5: Solve for x
    x = 51,949,975.23/8,152.97
  6. Step 6: Final answer
    x = 6,371.91

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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.