Home / 8,058.12-12,082.20-2,791.91

Finding the Fourth Proportional to 8,058.12, 12,082.20 and 2,791.91

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Solution

The fourth proportional to 8,058.12, 12,082.20 and 2,791.91 is: 4,186.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.12 : 12,082.20 = 2,791.91 : x
  2. Step 2: Convert to fraction form
    8,058.12/12,082.20 = 2,791.91/x
  3. Step 3: Cross multiply
    8,058.12x = 12,082.20 × 2,791.91
  4. Step 4: Simplify right side
    8,058.12x = 33,732,361.57
  5. Step 5: Solve for x
    x = 33,732,361.57/8,058.12
  6. Step 6: Final answer
    x = 4,186.13

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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.