Home / 3,920.62-5,883.86-2,442.00

Finding the Fourth Proportional to 3,920.62, 5,883.86 and 2,442.00

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Solution

The fourth proportional to 3,920.62, 5,883.86 and 2,442.00 is: 3,664.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,920.62 : 5,883.86 = 2,442.00 : x
  2. Step 2: Convert to fraction form
    3,920.62/5,883.86 = 2,442.00/x
  3. Step 3: Cross multiply
    3,920.62x = 5,883.86 × 2,442.00
  4. Step 4: Simplify right side
    3,920.62x = 14,368,367.46
  5. Step 5: Solve for x
    x = 14,368,367.46/3,920.62
  6. Step 6: Final answer
    x = 3,664.82

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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.