Home / 4,868.30-6,717.98-2,879.04

Finding the Fourth Proportional to 4,868.30, 6,717.98 and 2,879.04

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Solution

The fourth proportional to 4,868.30, 6,717.98 and 2,879.04 is: 3,972.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.30 : 6,717.98 = 2,879.04 : x
  2. Step 2: Convert to fraction form
    4,868.30/6,717.98 = 2,879.04/x
  3. Step 3: Cross multiply
    4,868.30x = 6,717.98 × 2,879.04
  4. Step 4: Simplify right side
    4,868.30x = 19,341,333.14
  5. Step 5: Solve for x
    x = 19,341,333.14/4,868.30
  6. Step 6: Final answer
    x = 3,972.91

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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.