Home / 5,719.90-8,575.26-3,084.70

Finding the Fourth Proportional to 5,719.90, 8,575.26 and 3,084.70

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Solution

The fourth proportional to 5,719.90, 8,575.26 and 3,084.70 is: 4,624.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.90 : 8,575.26 = 3,084.70 : x
  2. Step 2: Convert to fraction form
    5,719.90/8,575.26 = 3,084.70/x
  3. Step 3: Cross multiply
    5,719.90x = 8,575.26 × 3,084.70
  4. Step 4: Simplify right side
    5,719.90x = 26,452,104.52
  5. Step 5: Solve for x
    x = 26,452,104.52/5,719.90
  6. Step 6: Final answer
    x = 4,624.57

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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.