Home / 4,868.08-6,717.92-2,879.62

Finding the Fourth Proportional to 4,868.08, 6,717.92 and 2,879.62

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Solution

The fourth proportional to 4,868.08, 6,717.92 and 2,879.62 is: 3,973.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.08 : 6,717.92 = 2,879.62 : x
  2. Step 2: Convert to fraction form
    4,868.08/6,717.92 = 2,879.62/x
  3. Step 3: Cross multiply
    4,868.08x = 6,717.92 × 2,879.62
  4. Step 4: Simplify right side
    4,868.08x = 19,345,056.79
  5. Step 5: Solve for x
    x = 19,345,056.79/4,868.08
  6. Step 6: Final answer
    x = 3,973.86

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1.5x scale

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.