Home / 3,456.92-4,773.78-2,217.08

Finding the Fourth Proportional to 3,456.92, 4,773.78 and 2,217.08

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Solution

The fourth proportional to 3,456.92, 4,773.78 and 2,217.08 is: 3,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.92 : 4,773.78 = 2,217.08 : x
  2. Step 2: Convert to fraction form
    3,456.92/4,773.78 = 2,217.08/x
  3. Step 3: Cross multiply
    3,456.92x = 4,773.78 × 2,217.08
  4. Step 4: Simplify right side
    3,456.92x = 10,583,852.16
  5. Step 5: Solve for x
    x = 10,583,852.16/3,456.92
  6. Step 6: Final answer
    x = 3,061.64

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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.