Home / 3,628.06-5,003.89-2,432.65

Finding the Fourth Proportional to 3,628.06, 5,003.89 and 2,432.65

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Solution

The fourth proportional to 3,628.06, 5,003.89 and 2,432.65 is: 3,355.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.06 : 5,003.89 = 2,432.65 : x
  2. Step 2: Convert to fraction form
    3,628.06/5,003.89 = 2,432.65/x
  3. Step 3: Cross multiply
    3,628.06x = 5,003.89 × 2,432.65
  4. Step 4: Simplify right side
    3,628.06x = 12,172,713.01
  5. Step 5: Solve for x
    x = 12,172,713.01/3,628.06
  6. Step 6: Final answer
    x = 3,355.16

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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.