Home / 5,310.65-7,963.05-2,538.02

Finding the Fourth Proportional to 5,310.65, 7,963.05 and 2,538.02

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Solution

The fourth proportional to 5,310.65, 7,963.05 and 2,538.02 is: 3,805.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.65 : 7,963.05 = 2,538.02 : x
  2. Step 2: Convert to fraction form
    5,310.65/7,963.05 = 2,538.02/x
  3. Step 3: Cross multiply
    5,310.65x = 7,963.05 × 2,538.02
  4. Step 4: Simplify right side
    5,310.65x = 20,210,380.16
  5. Step 5: Solve for x
    x = 20,210,380.16/5,310.65
  6. Step 6: Final answer
    x = 3,805.63

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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.