Home / 8,058.12-11,120.79-4,474.23

Finding the Fourth Proportional to 8,058.12, 11,120.79 and 4,474.23

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Solution

The fourth proportional to 8,058.12, 11,120.79 and 4,474.23 is: 6,174.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.12 : 11,120.79 = 4,474.23 : x
  2. Step 2: Convert to fraction form
    8,058.12/11,120.79 = 4,474.23/x
  3. Step 3: Cross multiply
    8,058.12x = 11,120.79 × 4,474.23
  4. Step 4: Simplify right side
    8,058.12x = 49,756,972.24
  5. Step 5: Solve for x
    x = 49,756,972.24/8,058.12
  6. Step 6: Final answer
    x = 6,174.76

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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.