Home / 4,228.78-5,835.79-2,340.52

Finding the Fourth Proportional to 4,228.78, 5,835.79 and 2,340.52

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Solution

The fourth proportional to 4,228.78, 5,835.79 and 2,340.52 is: 3,229.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.78 : 5,835.79 = 2,340.52 : x
  2. Step 2: Convert to fraction form
    4,228.78/5,835.79 = 2,340.52/x
  3. Step 3: Cross multiply
    4,228.78x = 5,835.79 × 2,340.52
  4. Step 4: Simplify right side
    4,228.78x = 13,658,764.96
  5. Step 5: Solve for x
    x = 13,658,764.96/4,228.78
  6. Step 6: Final answer
    x = 3,229.95

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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.