Home / 3,717.92-5,570.76-2,894.12

Finding the Fourth Proportional to 3,717.92, 5,570.76 and 2,894.12

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Solution

The fourth proportional to 3,717.92, 5,570.76 and 2,894.12 is: 4,336.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.92 : 5,570.76 = 2,894.12 : x
  2. Step 2: Convert to fraction form
    3,717.92/5,570.76 = 2,894.12/x
  3. Step 3: Cross multiply
    3,717.92x = 5,570.76 × 2,894.12
  4. Step 4: Simplify right side
    3,717.92x = 16,122,447.93
  5. Step 5: Solve for x
    x = 16,122,447.93/3,717.92
  6. Step 6: Final answer
    x = 4,336.42

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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.