Home / 3,727.32-5,143.39-2,048.68

Finding the Fourth Proportional to 3,727.32, 5,143.39 and 2,048.68

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Solution

The fourth proportional to 3,727.32, 5,143.39 and 2,048.68 is: 2,827.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.32 : 5,143.39 = 2,048.68 : x
  2. Step 2: Convert to fraction form
    3,727.32/5,143.39 = 2,048.68/x
  3. Step 3: Cross multiply
    3,727.32x = 5,143.39 × 2,048.68
  4. Step 4: Simplify right side
    3,727.32x = 10,537,160.23
  5. Step 5: Solve for x
    x = 10,537,160.23/3,727.32
  6. Step 6: Final answer
    x = 2,827.01

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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.