Home / 3,810.53-5,717.16-2,768.77

Finding the Fourth Proportional to 3,810.53, 5,717.16 and 2,768.77

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Solution

The fourth proportional to 3,810.53, 5,717.16 and 2,768.77 is: 4,154.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.53 : 5,717.16 = 2,768.77 : x
  2. Step 2: Convert to fraction form
    3,810.53/5,717.16 = 2,768.77/x
  3. Step 3: Cross multiply
    3,810.53x = 5,717.16 × 2,768.77
  4. Step 4: Simplify right side
    3,810.53x = 15,829,458.66
  5. Step 5: Solve for x
    x = 15,829,458.66/3,810.53
  6. Step 6: Final answer
    x = 4,154.14

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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.