Home / 3,706.28-5,114.81-2,027.84

Finding the Fourth Proportional to 3,706.28, 5,114.81 and 2,027.84

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Solution

The fourth proportional to 3,706.28, 5,114.81 and 2,027.84 is: 2,798.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.28 : 5,114.81 = 2,027.84 : x
  2. Step 2: Convert to fraction form
    3,706.28/5,114.81 = 2,027.84/x
  3. Step 3: Cross multiply
    3,706.28x = 5,114.81 × 2,027.84
  4. Step 4: Simplify right side
    3,706.28x = 10,371,987.25
  5. Step 5: Solve for x
    x = 10,371,987.25/3,706.28
  6. Step 6: Final answer
    x = 2,798.49

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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.