Home / 5,779.44-8,655.24-3,306.78

Finding the Fourth Proportional to 5,779.44, 8,655.24 and 3,306.78

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Solution

The fourth proportional to 5,779.44, 8,655.24 and 3,306.78 is: 4,952.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.44 : 8,655.24 = 3,306.78 : x
  2. Step 2: Convert to fraction form
    5,779.44/8,655.24 = 3,306.78/x
  3. Step 3: Cross multiply
    5,779.44x = 8,655.24 × 3,306.78
  4. Step 4: Simplify right side
    5,779.44x = 28,620,974.53
  5. Step 5: Solve for x
    x = 28,620,974.53/5,779.44
  6. Step 6: Final answer
    x = 4,952.21

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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.