Home / 5,521.50-8,283.47-2,234.79

Finding the Fourth Proportional to 5,521.50, 8,283.47 and 2,234.79

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Solution

The fourth proportional to 5,521.50, 8,283.47 and 2,234.79 is: 3,352.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.50 : 8,283.47 = 2,234.79 : x
  2. Step 2: Convert to fraction form
    5,521.50/8,283.47 = 2,234.79/x
  3. Step 3: Cross multiply
    5,521.50x = 8,283.47 × 2,234.79
  4. Step 4: Simplify right side
    5,521.50x = 18,511,804.75
  5. Step 5: Solve for x
    x = 18,511,804.75/5,521.50
  6. Step 6: Final answer
    x = 3,352.68

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Double scale
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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.