Home / 4,159.44-5,727.78-3,717.18

Finding the Fourth Proportional to 4,159.44, 5,727.78 and 3,717.18

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Solution

The fourth proportional to 4,159.44, 5,727.78 and 3,717.18 is: 5,118.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.44 : 5,727.78 = 3,717.18 : x
  2. Step 2: Convert to fraction form
    4,159.44/5,727.78 = 3,717.18/x
  3. Step 3: Cross multiply
    4,159.44x = 5,727.78 × 3,717.18
  4. Step 4: Simplify right side
    4,159.44x = 21,291,189.26
  5. Step 5: Solve for x
    x = 21,291,189.26/4,159.44
  6. Step 6: Final answer
    x = 5,118.76

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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.