Home / 4,521.11-6,238.13-2,728.89

Finding the Fourth Proportional to 4,521.11, 6,238.13 and 2,728.89

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Solution

The fourth proportional to 4,521.11, 6,238.13 and 2,728.89 is: 3,765.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.11 : 6,238.13 = 2,728.89 : x
  2. Step 2: Convert to fraction form
    4,521.11/6,238.13 = 2,728.89/x
  3. Step 3: Cross multiply
    4,521.11x = 6,238.13 × 2,728.89
  4. Step 4: Simplify right side
    4,521.11x = 17,023,145.96
  5. Step 5: Solve for x
    x = 17,023,145.96/4,521.11
  6. Step 6: Final answer
    x = 3,765.26

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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.