Home / 4,617.26-6,917.68-2,642.81

Finding the Fourth Proportional to 4,617.26, 6,917.68 and 2,642.81

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Solution

The fourth proportional to 4,617.26, 6,917.68 and 2,642.81 is: 3,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,617.26 : 6,917.68 = 2,642.81 : x
  2. Step 2: Convert to fraction form
    4,617.26/6,917.68 = 2,642.81/x
  3. Step 3: Cross multiply
    4,617.26x = 6,917.68 × 2,642.81
  4. Step 4: Simplify right side
    4,617.26x = 18,282,082.60
  5. Step 5: Solve for x
    x = 18,282,082.60/4,617.26
  6. Step 6: Final answer
    x = 3,959.51

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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.