Home / 5,511.34-8,263.97-2,872.26

Finding the Fourth Proportional to 5,511.34, 8,263.97 and 2,872.26

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Solution

The fourth proportional to 5,511.34, 8,263.97 and 2,872.26 is: 4,306.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.34 : 8,263.97 = 2,872.26 : x
  2. Step 2: Convert to fraction form
    5,511.34/8,263.97 = 2,872.26/x
  3. Step 3: Cross multiply
    5,511.34x = 8,263.97 × 2,872.26
  4. Step 4: Simplify right side
    5,511.34x = 23,736,270.47
  5. Step 5: Solve for x
    x = 23,736,270.47/5,511.34
  6. Step 6: Final answer
    x = 4,306.81

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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.