Home / 3,706.60-5,114.96-2,134.38

Finding the Fourth Proportional to 3,706.60, 5,114.96 and 2,134.38

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Solution

The fourth proportional to 3,706.60, 5,114.96 and 2,134.38 is: 2,945.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.60 : 5,114.96 = 2,134.38 : x
  2. Step 2: Convert to fraction form
    3,706.60/5,114.96 = 2,134.38/x
  3. Step 3: Cross multiply
    3,706.60x = 5,114.96 × 2,134.38
  4. Step 4: Simplify right side
    3,706.60x = 10,917,268.32
  5. Step 5: Solve for x
    x = 10,917,268.32/3,706.60
  6. Step 6: Final answer
    x = 2,945.36

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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.