Home / 6,362.20-9,531.15-3,889.68

Finding the Fourth Proportional to 6,362.20, 9,531.15 and 3,889.68

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Solution

The fourth proportional to 6,362.20, 9,531.15 and 3,889.68 is: 5,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,362.20 : 9,531.15 = 3,889.68 : x
  2. Step 2: Convert to fraction form
    6,362.20/9,531.15 = 3,889.68/x
  3. Step 3: Cross multiply
    6,362.20x = 9,531.15 × 3,889.68
  4. Step 4: Simplify right side
    6,362.20x = 37,073,123.53
  5. Step 5: Solve for x
    x = 37,073,123.53/6,362.20
  6. Step 6: Final answer
    x = 5,827.09

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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.