Home / 3,832.01-5,288.31-2,153.39

Finding the Fourth Proportional to 3,832.01, 5,288.31 and 2,153.39

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Solution

The fourth proportional to 3,832.01, 5,288.31 and 2,153.39 is: 2,971.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.01 : 5,288.31 = 2,153.39 : x
  2. Step 2: Convert to fraction form
    3,832.01/5,288.31 = 2,153.39/x
  3. Step 3: Cross multiply
    3,832.01x = 5,288.31 × 2,153.39
  4. Step 4: Simplify right side
    3,832.01x = 11,387,793.87
  5. Step 5: Solve for x
    x = 11,387,793.87/3,832.01
  6. Step 6: Final answer
    x = 2,971.75

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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.