Home / 5,348.66-8,018.65-2,231.02

Finding the Fourth Proportional to 5,348.66, 8,018.65 and 2,231.02

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Solution

The fourth proportional to 5,348.66, 8,018.65 and 2,231.02 is: 3,344.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.66 : 8,018.65 = 2,231.02 : x
  2. Step 2: Convert to fraction form
    5,348.66/8,018.65 = 2,231.02/x
  3. Step 3: Cross multiply
    5,348.66x = 8,018.65 × 2,231.02
  4. Step 4: Simplify right side
    5,348.66x = 17,889,768.52
  5. Step 5: Solve for x
    x = 17,889,768.52/5,348.66
  6. Step 6: Final answer
    x = 3,344.72

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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.