Home / 4,162.62-5,744.38-2,274.20

Finding the Fourth Proportional to 4,162.62, 5,744.38 and 2,274.20

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Solution

The fourth proportional to 4,162.62, 5,744.38 and 2,274.20 is: 3,138.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162.62 : 5,744.38 = 2,274.20 : x
  2. Step 2: Convert to fraction form
    4,162.62/5,744.38 = 2,274.20/x
  3. Step 3: Cross multiply
    4,162.62x = 5,744.38 × 2,274.20
  4. Step 4: Simplify right side
    4,162.62x = 13,063,869.00
  5. Step 5: Solve for x
    x = 13,063,869.00/4,162.62
  6. Step 6: Final answer
    x = 3,138.38

Related Problems

Find fourth proportional to 2,081.31, 2,872.19 and 1,137.10
Half scale
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Double scale
Find fourth proportional to 4,163.62, 5,745.76 and 2,275.20
Similar ratio
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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.