Home / 2,874.69-4,292.19-2,046.87

Finding the Fourth Proportional to 2,874.69, 4,292.19 and 2,046.87

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Solution

The fourth proportional to 2,874.69, 4,292.19 and 2,046.87 is: 3,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874.69 : 4,292.19 = 2,046.87 : x
  2. Step 2: Convert to fraction form
    2,874.69/4,292.19 = 2,046.87/x
  3. Step 3: Cross multiply
    2,874.69x = 4,292.19 × 2,046.87
  4. Step 4: Simplify right side
    2,874.69x = 8,785,554.95
  5. Step 5: Solve for x
    x = 8,785,554.95/2,874.69
  6. Step 6: Final answer
    x = 3,056.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.