Home / 2,717.56-4,070.76-2,099.08

Finding the Fourth Proportional to 2,717.56, 4,070.76 and 2,099.08

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Solution

The fourth proportional to 2,717.56, 4,070.76 and 2,099.08 is: 3,144.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.56 : 4,070.76 = 2,099.08 : x
  2. Step 2: Convert to fraction form
    2,717.56/4,070.76 = 2,099.08/x
  3. Step 3: Cross multiply
    2,717.56x = 4,070.76 × 2,099.08
  4. Step 4: Simplify right side
    2,717.56x = 8,544,850.90
  5. Step 5: Solve for x
    x = 8,544,850.90/2,717.56
  6. Step 6: Final answer
    x = 3,144.31

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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.