Home / 3,617.16-4,991.78-2,023.77

Finding the Fourth Proportional to 3,617.16, 4,991.78 and 2,023.77

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Solution

The fourth proportional to 3,617.16, 4,991.78 and 2,023.77 is: 2,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.16 : 4,991.78 = 2,023.77 : x
  2. Step 2: Convert to fraction form
    3,617.16/4,991.78 = 2,023.77/x
  3. Step 3: Cross multiply
    3,617.16x = 4,991.78 × 2,023.77
  4. Step 4: Simplify right side
    3,617.16x = 10,102,214.61
  5. Step 5: Solve for x
    x = 10,102,214.61/3,617.16
  6. Step 6: Final answer
    x = 2,792.86

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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.