Home / 3,751.02-5,616.41-2,515.77

Finding the Fourth Proportional to 3,751.02, 5,616.41 and 2,515.77

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Solution

The fourth proportional to 3,751.02, 5,616.41 and 2,515.77 is: 3,766.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.02 : 5,616.41 = 2,515.77 : x
  2. Step 2: Convert to fraction form
    3,751.02/5,616.41 = 2,515.77/x
  3. Step 3: Cross multiply
    3,751.02x = 5,616.41 × 2,515.77
  4. Step 4: Simplify right side
    3,751.02x = 14,129,583.21
  5. Step 5: Solve for x
    x = 14,129,583.21/3,751.02
  6. Step 6: Final answer
    x = 3,766.86

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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.