Home / 2,933.28-4,404.78-2,806.92

Finding the Fourth Proportional to 2,933.28, 4,404.78 and 2,806.92

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Solution

The fourth proportional to 2,933.28, 4,404.78 and 2,806.92 is: 4,215.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.28 : 4,404.78 = 2,806.92 : x
  2. Step 2: Convert to fraction form
    2,933.28/4,404.78 = 2,806.92/x
  3. Step 3: Cross multiply
    2,933.28x = 4,404.78 × 2,806.92
  4. Step 4: Simplify right side
    2,933.28x = 12,363,865.08
  5. Step 5: Solve for x
    x = 12,363,865.08/2,933.28
  6. Step 6: Final answer
    x = 4,215.03

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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.