Home / 2,743.92-4,117.68-2,521.44

Finding the Fourth Proportional to 2,743.92, 4,117.68 and 2,521.44

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Solution

The fourth proportional to 2,743.92, 4,117.68 and 2,521.44 is: 3,783.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.92 : 4,117.68 = 2,521.44 : x
  2. Step 2: Convert to fraction form
    2,743.92/4,117.68 = 2,521.44/x
  3. Step 3: Cross multiply
    2,743.92x = 4,117.68 × 2,521.44
  4. Step 4: Simplify right side
    2,743.92x = 10,382,483.06
  5. Step 5: Solve for x
    x = 10,382,483.06/2,743.92
  6. Step 6: Final answer
    x = 3,783.81

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1.5x scale

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.