Home / 8,801.08-13,190.55-6,289.18

Finding the Fourth Proportional to 8,801.08, 13,190.55 and 6,289.18

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Solution

The fourth proportional to 8,801.08, 13,190.55 and 6,289.18 is: 9,425.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.08 : 13,190.55 = 6,289.18 : x
  2. Step 2: Convert to fraction form
    8,801.08/13,190.55 = 6,289.18/x
  3. Step 3: Cross multiply
    8,801.08x = 13,190.55 × 6,289.18
  4. Step 4: Simplify right side
    8,801.08x = 82,957,743.25
  5. Step 5: Solve for x
    x = 82,957,743.25/8,801.08
  6. Step 6: Final answer
    x = 9,425.86

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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.