Home / 6,624.50-9,930.58-2,238.90

Finding the Fourth Proportional to 6,624.50, 9,930.58 and 2,238.90

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Solution

The fourth proportional to 6,624.50, 9,930.58 and 2,238.90 is: 3,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624.50 : 9,930.58 = 2,238.90 : x
  2. Step 2: Convert to fraction form
    6,624.50/9,930.58 = 2,238.90/x
  3. Step 3: Cross multiply
    6,624.50x = 9,930.58 × 2,238.90
  4. Step 4: Simplify right side
    6,624.50x = 22,233,575.56
  5. Step 5: Solve for x
    x = 22,233,575.56/6,624.50
  6. Step 6: Final answer
    x = 3,356.26

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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.