Home / 4,167.31-6,249.14-1,976.66

Finding the Fourth Proportional to 4,167.31, 6,249.14 and 1,976.66

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Solution

The fourth proportional to 4,167.31, 6,249.14 and 1,976.66 is: 2,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.31 : 6,249.14 = 1,976.66 : x
  2. Step 2: Convert to fraction form
    4,167.31/6,249.14 = 1,976.66/x
  3. Step 3: Cross multiply
    4,167.31x = 6,249.14 × 1,976.66
  4. Step 4: Simplify right side
    4,167.31x = 12,352,415.19
  5. Step 5: Solve for x
    x = 12,352,415.19/4,167.31
  6. Step 6: Final answer
    x = 2,964.13

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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.