Home / 8,171.06-12,258.98-2,624.28

Finding the Fourth Proportional to 8,171.06, 12,258.98 and 2,624.28

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Solution

The fourth proportional to 8,171.06, 12,258.98 and 2,624.28 is: 3,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171.06 : 12,258.98 = 2,624.28 : x
  2. Step 2: Convert to fraction form
    8,171.06/12,258.98 = 2,624.28/x
  3. Step 3: Cross multiply
    8,171.06x = 12,258.98 × 2,624.28
  4. Step 4: Simplify right side
    8,171.06x = 32,170,982.91
  5. Step 5: Solve for x
    x = 32,170,982.91/8,171.06
  6. Step 6: Final answer
    x = 3,937.19

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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.