Home / 3,706.42-5,114.60-2,027.79

Finding the Fourth Proportional to 3,706.42, 5,114.60 and 2,027.79

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Solution

The fourth proportional to 3,706.42, 5,114.60 and 2,027.79 is: 2,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.42 : 5,114.60 = 2,027.79 : x
  2. Step 2: Convert to fraction form
    3,706.42/5,114.60 = 2,027.79/x
  3. Step 3: Cross multiply
    3,706.42x = 5,114.60 × 2,027.79
  4. Step 4: Simplify right side
    3,706.42x = 10,371,324.60
  5. Step 5: Solve for x
    x = 10,371,324.60/3,706.42
  6. Step 6: Final answer
    x = 2,798.21

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1.5x scale

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.