Home / 3,902.73-5,385.67-2,330.52

Finding the Fourth Proportional to 3,902.73, 5,385.67 and 2,330.52

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Solution

The fourth proportional to 3,902.73, 5,385.67 and 2,330.52 is: 3,216.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.73 : 5,385.67 = 2,330.52 : x
  2. Step 2: Convert to fraction form
    3,902.73/5,385.67 = 2,330.52/x
  3. Step 3: Cross multiply
    3,902.73x = 5,385.67 × 2,330.52
  4. Step 4: Simplify right side
    3,902.73x = 12,551,411.65
  5. Step 5: Solve for x
    x = 12,551,411.65/3,902.73
  6. Step 6: Final answer
    x = 3,216.06

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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.