Home / 3,926.10-5,901.30-3,853.20

Finding the Fourth Proportional to 3,926.10, 5,901.30 and 3,853.20

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Solution

The fourth proportional to 3,926.10, 5,901.30 and 3,853.20 is: 5,791.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.10 : 5,901.30 = 3,853.20 : x
  2. Step 2: Convert to fraction form
    3,926.10/5,901.30 = 3,853.20/x
  3. Step 3: Cross multiply
    3,926.10x = 5,901.30 × 3,853.20
  4. Step 4: Simplify right side
    3,926.10x = 22,738,889.16
  5. Step 5: Solve for x
    x = 22,738,889.16/3,926.10
  6. Step 6: Final answer
    x = 5,791.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.