Home / 3,739.93-5,161.13-2,061.39

Finding the Fourth Proportional to 3,739.93, 5,161.13 and 2,061.39

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Solution

The fourth proportional to 3,739.93, 5,161.13 and 2,061.39 is: 2,844.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.93 : 5,161.13 = 2,061.39 : x
  2. Step 2: Convert to fraction form
    3,739.93/5,161.13 = 2,061.39/x
  3. Step 3: Cross multiply
    3,739.93x = 5,161.13 × 2,061.39
  4. Step 4: Simplify right side
    3,739.93x = 10,639,118.55
  5. Step 5: Solve for x
    x = 10,639,118.55/3,739.93
  6. Step 6: Final answer
    x = 2,844.74

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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.