Home / 8,052.90-12,077.19-2,208.21

Finding the Fourth Proportional to 8,052.90, 12,077.19 and 2,208.21

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Solution

The fourth proportional to 8,052.90, 12,077.19 and 2,208.21 is: 3,311.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.90 : 12,077.19 = 2,208.21 : x
  2. Step 2: Convert to fraction form
    8,052.90/12,077.19 = 2,208.21/x
  3. Step 3: Cross multiply
    8,052.90x = 12,077.19 × 2,208.21
  4. Step 4: Simplify right side
    8,052.90x = 26,668,971.73
  5. Step 5: Solve for x
    x = 26,668,971.73/8,052.90
  6. Step 6: Final answer
    x = 3,311.72

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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.