Home / 6,231.20-9,343.56-3,885.44

Finding the Fourth Proportional to 6,231.20, 9,343.56 and 3,885.44

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Solution

The fourth proportional to 6,231.20, 9,343.56 and 3,885.44 is: 5,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.20 : 9,343.56 = 3,885.44 : x
  2. Step 2: Convert to fraction form
    6,231.20/9,343.56 = 3,885.44/x
  3. Step 3: Cross multiply
    6,231.20x = 9,343.56 × 3,885.44
  4. Step 4: Simplify right side
    6,231.20x = 36,303,841.77
  5. Step 5: Solve for x
    x = 36,303,841.77/6,231.20
  6. Step 6: Final answer
    x = 5,826.14

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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.