Home / 10,093.60-13,929.44-5,616.96

Finding the Fourth Proportional to 10,093.60, 13,929.44 and 5,616.96

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Solution

The fourth proportional to 10,093.60, 13,929.44 and 5,616.96 is: 7,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,093.60 : 13,929.44 = 5,616.96 : x
  2. Step 2: Convert to fraction form
    10,093.60/13,929.44 = 5,616.96/x
  3. Step 3: Cross multiply
    10,093.60x = 13,929.44 × 5,616.96
  4. Step 4: Simplify right side
    10,093.60x = 78,241,107.30
  5. Step 5: Solve for x
    x = 78,241,107.30/10,093.60
  6. Step 6: Final answer
    x = 7,751.56

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1.5x scale

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.