Home / 3,704.48-5,112.34-2,132.58

Finding the Fourth Proportional to 3,704.48, 5,112.34 and 2,132.58

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Solution

The fourth proportional to 3,704.48, 5,112.34 and 2,132.58 is: 2,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.48 : 5,112.34 = 2,132.58 : x
  2. Step 2: Convert to fraction form
    3,704.48/5,112.34 = 2,132.58/x
  3. Step 3: Cross multiply
    3,704.48x = 5,112.34 × 2,132.58
  4. Step 4: Simplify right side
    3,704.48x = 10,902,465.12
  5. Step 5: Solve for x
    x = 10,902,465.12/3,704.48
  6. Step 6: Final answer
    x = 2,943.05

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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.