Home / 11,418.98-15,755.73-6,702.02

Finding the Fourth Proportional to 11,418.98, 15,755.73 and 6,702.02

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Solution

The fourth proportional to 11,418.98, 15,755.73 and 6,702.02 is: 9,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,418.98 : 15,755.73 = 6,702.02 : x
  2. Step 2: Convert to fraction form
    11,418.98/15,755.73 = 6,702.02/x
  3. Step 3: Cross multiply
    11,418.98x = 15,755.73 × 6,702.02
  4. Step 4: Simplify right side
    11,418.98x = 105,595,217.57
  5. Step 5: Solve for x
    x = 105,595,217.57/11,418.98
  6. Step 6: Final answer
    x = 9,247.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.