Home / 3,760.66-5,190.02-2,082.60

Finding the Fourth Proportional to 3,760.66, 5,190.02 and 2,082.60

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Solution

The fourth proportional to 3,760.66, 5,190.02 and 2,082.60 is: 2,874.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760.66 : 5,190.02 = 2,082.60 : x
  2. Step 2: Convert to fraction form
    3,760.66/5,190.02 = 2,082.60/x
  3. Step 3: Cross multiply
    3,760.66x = 5,190.02 × 2,082.60
  4. Step 4: Simplify right side
    3,760.66x = 10,808,741.79
  5. Step 5: Solve for x
    x = 10,808,741.79/3,760.66
  6. Step 6: Final answer
    x = 2,874.16

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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.