Home / 3,727.05-5,143.47-2,048.59

Finding the Fourth Proportional to 3,727.05, 5,143.47 and 2,048.59

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Solution

The fourth proportional to 3,727.05, 5,143.47 and 2,048.59 is: 2,827.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.05 : 5,143.47 = 2,048.59 : x
  2. Step 2: Convert to fraction form
    3,727.05/5,143.47 = 2,048.59/x
  3. Step 3: Cross multiply
    3,727.05x = 5,143.47 × 2,048.59
  4. Step 4: Simplify right side
    3,727.05x = 10,536,859.95
  5. Step 5: Solve for x
    x = 10,536,859.95/3,727.05
  6. Step 6: Final answer
    x = 2,827.13

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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.