Home / 2,818.19-4,226.19-968.96

Finding the Fourth Proportional to 2,818.19, 4,226.19 and 968.96

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Solution

The fourth proportional to 2,818.19, 4,226.19 and 968.96 is: 1,453.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818.19 : 4,226.19 = 968.96 : x
  2. Step 2: Convert to fraction form
    2,818.19/4,226.19 = 968.96/x
  3. Step 3: Cross multiply
    2,818.19x = 4,226.19 × 968.96
  4. Step 4: Simplify right side
    2,818.19x = 4,094,987.93
  5. Step 5: Solve for x
    x = 4,094,987.93/2,818.19
  6. Step 6: Final answer
    x = 1,453.06

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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.