Home / 4,092.19-6,140.12-2,143.95

Finding the Fourth Proportional to 4,092.19, 6,140.12 and 2,143.95

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Solution

The fourth proportional to 4,092.19, 6,140.12 and 2,143.95 is: 3,216.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.19 : 6,140.12 = 2,143.95 : x
  2. Step 2: Convert to fraction form
    4,092.19/6,140.12 = 2,143.95/x
  3. Step 3: Cross multiply
    4,092.19x = 6,140.12 × 2,143.95
  4. Step 4: Simplify right side
    4,092.19x = 13,164,110.27
  5. Step 5: Solve for x
    x = 13,164,110.27/4,092.19
  6. Step 6: Final answer
    x = 3,216.89

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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.