Home / 3,341.56-4,609.62-2,162.20

Finding the Fourth Proportional to 3,341.56, 4,609.62 and 2,162.20

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Solution

The fourth proportional to 3,341.56, 4,609.62 and 2,162.20 is: 2,982.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.56 : 4,609.62 = 2,162.20 : x
  2. Step 2: Convert to fraction form
    3,341.56/4,609.62 = 2,162.20/x
  3. Step 3: Cross multiply
    3,341.56x = 4,609.62 × 2,162.20
  4. Step 4: Simplify right side
    3,341.56x = 9,966,920.36
  5. Step 5: Solve for x
    x = 9,966,920.36/3,341.56
  6. Step 6: Final answer
    x = 2,982.71

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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.