Home / 5,463.78-8,182.77-2,681.70

Finding the Fourth Proportional to 5,463.78, 8,182.77 and 2,681.70

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Solution

The fourth proportional to 5,463.78, 8,182.77 and 2,681.70 is: 4,016.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.78 : 8,182.77 = 2,681.70 : x
  2. Step 2: Convert to fraction form
    5,463.78/8,182.77 = 2,681.70/x
  3. Step 3: Cross multiply
    5,463.78x = 8,182.77 × 2,681.70
  4. Step 4: Simplify right side
    5,463.78x = 21,943,734.31
  5. Step 5: Solve for x
    x = 21,943,734.31/5,463.78
  6. Step 6: Final answer
    x = 4,016.22

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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.