Home / 8,284.32-12,425.04-2,440.32

Finding the Fourth Proportional to 8,284.32, 12,425.04 and 2,440.32

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Solution

The fourth proportional to 8,284.32, 12,425.04 and 2,440.32 is: 3,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.32 : 12,425.04 = 2,440.32 : x
  2. Step 2: Convert to fraction form
    8,284.32/12,425.04 = 2,440.32/x
  3. Step 3: Cross multiply
    8,284.32x = 12,425.04 × 2,440.32
  4. Step 4: Simplify right side
    8,284.32x = 30,321,073.61
  5. Step 5: Solve for x
    x = 30,321,073.61/8,284.32
  6. Step 6: Final answer
    x = 3,660.06

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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.