Home / 5,529.78-8,294.70-2,451.78

Finding the Fourth Proportional to 5,529.78, 8,294.70 and 2,451.78

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Solution

The fourth proportional to 5,529.78, 8,294.70 and 2,451.78 is: 3,677.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.78 : 8,294.70 = 2,451.78 : x
  2. Step 2: Convert to fraction form
    5,529.78/8,294.70 = 2,451.78/x
  3. Step 3: Cross multiply
    5,529.78x = 8,294.70 × 2,451.78
  4. Step 4: Simplify right side
    5,529.78x = 20,336,779.57
  5. Step 5: Solve for x
    x = 20,336,779.57/5,529.78
  6. Step 6: Final answer
    x = 3,677.68

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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.