Home / 3,727.23-5,144.54-2,156.24

Finding the Fourth Proportional to 3,727.23, 5,144.54 and 2,156.24

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Solution

The fourth proportional to 3,727.23, 5,144.54 and 2,156.24 is: 2,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.23 : 5,144.54 = 2,156.24 : x
  2. Step 2: Convert to fraction form
    3,727.23/5,144.54 = 2,156.24/x
  3. Step 3: Cross multiply
    3,727.23x = 5,144.54 × 2,156.24
  4. Step 4: Simplify right side
    3,727.23x = 11,092,826.43
  5. Step 5: Solve for x
    x = 11,092,826.43/3,727.23
  6. Step 6: Final answer
    x = 2,976.16

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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.