Home / 2,829.92-4,239.86-2,414.84

Finding the Fourth Proportional to 2,829.92, 4,239.86 and 2,414.84

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Solution

The fourth proportional to 2,829.92, 4,239.86 and 2,414.84 is: 3,617.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.92 : 4,239.86 = 2,414.84 : x
  2. Step 2: Convert to fraction form
    2,829.92/4,239.86 = 2,414.84/x
  3. Step 3: Cross multiply
    2,829.92x = 4,239.86 × 2,414.84
  4. Step 4: Simplify right side
    2,829.92x = 10,238,583.52
  5. Step 5: Solve for x
    x = 10,238,583.52/2,829.92
  6. Step 6: Final answer
    x = 3,617.98

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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.