Home / 3,757.36-5,627.40-2,111.44

Finding the Fourth Proportional to 3,757.36, 5,627.40 and 2,111.44

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Solution

The fourth proportional to 3,757.36, 5,627.40 and 2,111.44 is: 3,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.36 : 5,627.40 = 2,111.44 : x
  2. Step 2: Convert to fraction form
    3,757.36/5,627.40 = 2,111.44/x
  3. Step 3: Cross multiply
    3,757.36x = 5,627.40 × 2,111.44
  4. Step 4: Simplify right side
    3,757.36x = 11,881,917.46
  5. Step 5: Solve for x
    x = 11,881,917.46/3,757.36
  6. Step 6: Final answer
    x = 3,162.30

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1.5x scale

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.