Home / 2,766.45-3,818.49-1,822.93

Finding the Fourth Proportional to 2,766.45, 3,818.49 and 1,822.93

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Solution

The fourth proportional to 2,766.45, 3,818.49 and 1,822.93 is: 2,516.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766.45 : 3,818.49 = 1,822.93 : x
  2. Step 2: Convert to fraction form
    2,766.45/3,818.49 = 1,822.93/x
  3. Step 3: Cross multiply
    2,766.45x = 3,818.49 × 1,822.93
  4. Step 4: Simplify right side
    2,766.45x = 6,960,839.98
  5. Step 5: Solve for x
    x = 6,960,839.98/2,766.45
  6. Step 6: Final answer
    x = 2,516.16

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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.