Home / 3,722.81-5,137.45-2,044.18

Finding the Fourth Proportional to 3,722.81, 5,137.45 and 2,044.18

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Solution

The fourth proportional to 3,722.81, 5,137.45 and 2,044.18 is: 2,820.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.81 : 5,137.45 = 2,044.18 : x
  2. Step 2: Convert to fraction form
    3,722.81/5,137.45 = 2,044.18/x
  3. Step 3: Cross multiply
    3,722.81x = 5,137.45 × 2,044.18
  4. Step 4: Simplify right side
    3,722.81x = 10,501,854.59
  5. Step 5: Solve for x
    x = 10,501,854.59/3,722.81
  6. Step 6: Final answer
    x = 2,820.95

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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.