Home / 11,051.97-16,564.77-7,702.08

Finding the Fourth Proportional to 11,051.97, 16,564.77 and 7,702.08

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Solution

The fourth proportional to 11,051.97, 16,564.77 and 7,702.08 is: 11,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.97 : 16,564.77 = 7,702.08 : x
  2. Step 2: Convert to fraction form
    11,051.97/16,564.77 = 7,702.08/x
  3. Step 3: Cross multiply
    11,051.97x = 16,564.77 × 7,702.08
  4. Step 4: Simplify right side
    11,051.97x = 127,583,183.72
  5. Step 5: Solve for x
    x = 127,583,183.72/11,051.97
  6. Step 6: Final answer
    x = 11,543.93

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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.