Home / 4,033.92-5,570.94-2,778.24

Finding the Fourth Proportional to 4,033.92, 5,570.94 and 2,778.24

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Solution

The fourth proportional to 4,033.92, 5,570.94 and 2,778.24 is: 3,836.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,033.92 : 5,570.94 = 2,778.24 : x
  2. Step 2: Convert to fraction form
    4,033.92/5,570.94 = 2,778.24/x
  3. Step 3: Cross multiply
    4,033.92x = 5,570.94 × 2,778.24
  4. Step 4: Simplify right side
    4,033.92x = 15,477,408.35
  5. Step 5: Solve for x
    x = 15,477,408.35/4,033.92
  6. Step 6: Final answer
    x = 3,836.82

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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.