Home / 3,521.83-4,859.16-2,388.05

Finding the Fourth Proportional to 3,521.83, 4,859.16 and 2,388.05

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Solution

The fourth proportional to 3,521.83, 4,859.16 and 2,388.05 is: 3,294.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.83 : 4,859.16 = 2,388.05 : x
  2. Step 2: Convert to fraction form
    3,521.83/4,859.16 = 2,388.05/x
  3. Step 3: Cross multiply
    3,521.83x = 4,859.16 × 2,388.05
  4. Step 4: Simplify right side
    3,521.83x = 11,603,917.04
  5. Step 5: Solve for x
    x = 11,603,917.04/3,521.83
  6. Step 6: Final answer
    x = 3,294.85

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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.