Home / 5,711.07-8,564.19-2,012.40

Finding the Fourth Proportional to 5,711.07, 8,564.19 and 2,012.40

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Solution

The fourth proportional to 5,711.07, 8,564.19 and 2,012.40 is: 3,017.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.07 : 8,564.19 = 2,012.40 : x
  2. Step 2: Convert to fraction form
    5,711.07/8,564.19 = 2,012.40/x
  3. Step 3: Cross multiply
    5,711.07x = 8,564.19 × 2,012.40
  4. Step 4: Simplify right side
    5,711.07x = 17,234,575.96
  5. Step 5: Solve for x
    x = 17,234,575.96/5,711.07
  6. Step 6: Final answer
    x = 3,017.75

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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.