Home / 11,845.17-17,776.94-4,456.35

Finding the Fourth Proportional to 11,845.17, 17,776.94 and 4,456.35

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Solution

The fourth proportional to 11,845.17, 17,776.94 and 4,456.35 is: 6,687.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.17 : 17,776.94 = 4,456.35 : x
  2. Step 2: Convert to fraction form
    11,845.17/17,776.94 = 4,456.35/x
  3. Step 3: Cross multiply
    11,845.17x = 17,776.94 × 4,456.35
  4. Step 4: Simplify right side
    11,845.17x = 79,220,244.29
  5. Step 5: Solve for x
    x = 79,220,244.29/11,845.17
  6. Step 6: Final answer
    x = 6,687.98

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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.