Home / 3,552.67-4,905.78-2,228.65

Finding the Fourth Proportional to 3,552.67, 4,905.78 and 2,228.65

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Solution

The fourth proportional to 3,552.67, 4,905.78 and 2,228.65 is: 3,077.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.67 : 4,905.78 = 2,228.65 : x
  2. Step 2: Convert to fraction form
    3,552.67/4,905.78 = 2,228.65/x
  3. Step 3: Cross multiply
    3,552.67x = 4,905.78 × 2,228.65
  4. Step 4: Simplify right side
    3,552.67x = 10,933,266.60
  5. Step 5: Solve for x
    x = 10,933,266.60/3,552.67
  6. Step 6: Final answer
    x = 3,077.48

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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.