Home / 11,643.18-17,466.75-4,257.96

Finding the Fourth Proportional to 11,643.18, 17,466.75 and 4,257.96

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Solution

The fourth proportional to 11,643.18, 17,466.75 and 4,257.96 is: 6,387.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,643.18 : 17,466.75 = 4,257.96 : x
  2. Step 2: Convert to fraction form
    11,643.18/17,466.75 = 4,257.96/x
  3. Step 3: Cross multiply
    11,643.18x = 17,466.75 × 4,257.96
  4. Step 4: Simplify right side
    11,643.18x = 74,372,722.83
  5. Step 5: Solve for x
    x = 74,372,722.83/11,643.18
  6. Step 6: Final answer
    x = 6,387.66

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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.