Home / 9,110.00-13,650.60-6,878.27

Finding the Fourth Proportional to 9,110.00, 13,650.60 and 6,878.27

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Solution

The fourth proportional to 9,110.00, 13,650.60 and 6,878.27 is: 10,306.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.00 : 13,650.60 = 6,878.27 : x
  2. Step 2: Convert to fraction form
    9,110.00/13,650.60 = 6,878.27/x
  3. Step 3: Cross multiply
    9,110.00x = 13,650.60 × 6,878.27
  4. Step 4: Simplify right side
    9,110.00x = 93,892,444.21
  5. Step 5: Solve for x
    x = 93,892,444.21/9,110.00
  6. Step 6: Final answer
    x = 10,306.53

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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.