Home / 11,100.60-16,645.32-3,702.51

Finding the Fourth Proportional to 11,100.60, 16,645.32 and 3,702.51

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Solution

The fourth proportional to 11,100.60, 16,645.32 and 3,702.51 is: 5,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.60 : 16,645.32 = 3,702.51 : x
  2. Step 2: Convert to fraction form
    11,100.60/16,645.32 = 3,702.51/x
  3. Step 3: Cross multiply
    11,100.60x = 16,645.32 × 3,702.51
  4. Step 4: Simplify right side
    11,100.60x = 61,629,463.75
  5. Step 5: Solve for x
    x = 61,629,463.75/11,100.60
  6. Step 6: Final answer
    x = 5,551.90

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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.