Home / 11,828.08-17,747.35-6,280.08

Finding the Fourth Proportional to 11,828.08, 17,747.35 and 6,280.08

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Solution

The fourth proportional to 11,828.08, 17,747.35 and 6,280.08 is: 9,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.08 : 17,747.35 = 6,280.08 : x
  2. Step 2: Convert to fraction form
    11,828.08/17,747.35 = 6,280.08/x
  3. Step 3: Cross multiply
    11,828.08x = 17,747.35 × 6,280.08
  4. Step 4: Simplify right side
    11,828.08x = 111,454,777.79
  5. Step 5: Solve for x
    x = 111,454,777.79/11,828.08
  6. Step 6: Final answer
    x = 9,422.90

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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.