Home / 3,537.72-4,882.68-2,212.56

Finding the Fourth Proportional to 3,537.72, 4,882.68 and 2,212.56

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Solution

The fourth proportional to 3,537.72, 4,882.68 and 2,212.56 is: 3,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.72 : 4,882.68 = 2,212.56 : x
  2. Step 2: Convert to fraction form
    3,537.72/4,882.68 = 2,212.56/x
  3. Step 3: Cross multiply
    3,537.72x = 4,882.68 × 2,212.56
  4. Step 4: Simplify right side
    3,537.72x = 10,803,222.46
  5. Step 5: Solve for x
    x = 10,803,222.46/3,537.72
  6. Step 6: Final answer
    x = 3,053.72

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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.