Home / 5,714.75-8,568.89-2,379.15

Finding the Fourth Proportional to 5,714.75, 8,568.89 and 2,379.15

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Solution

The fourth proportional to 5,714.75, 8,568.89 and 2,379.15 is: 3,567.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,714.75 : 8,568.89 = 2,379.15 : x
  2. Step 2: Convert to fraction form
    5,714.75/8,568.89 = 2,379.15/x
  3. Step 3: Cross multiply
    5,714.75x = 8,568.89 × 2,379.15
  4. Step 4: Simplify right side
    5,714.75x = 20,386,662.75
  5. Step 5: Solve for x
    x = 20,386,662.75/5,714.75
  6. Step 6: Final answer
    x = 3,567.38

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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.