Home / 3,727.16-5,143.46-2,048.30

Finding the Fourth Proportional to 3,727.16, 5,143.46 and 2,048.30

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Solution

The fourth proportional to 3,727.16, 5,143.46 and 2,048.30 is: 2,826.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.16 : 5,143.46 = 2,048.30 : x
  2. Step 2: Convert to fraction form
    3,727.16/5,143.46 = 2,048.30/x
  3. Step 3: Cross multiply
    3,727.16x = 5,143.46 × 2,048.30
  4. Step 4: Simplify right side
    3,727.16x = 10,535,313.16
  5. Step 5: Solve for x
    x = 10,535,313.16/3,727.16
  6. Step 6: Final answer
    x = 2,826.64

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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.