Home / 7,392.96-11,083.60-4,269.44

Finding the Fourth Proportional to 7,392.96, 11,083.60 and 4,269.44

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Solution

The fourth proportional to 7,392.96, 11,083.60 and 4,269.44 is: 6,400.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.96 : 11,083.60 = 4,269.44 : x
  2. Step 2: Convert to fraction form
    7,392.96/11,083.60 = 4,269.44/x
  3. Step 3: Cross multiply
    7,392.96x = 11,083.60 × 4,269.44
  4. Step 4: Simplify right side
    7,392.96x = 47,320,765.18
  5. Step 5: Solve for x
    x = 47,320,765.18/7,392.96
  6. Step 6: Final answer
    x = 6,400.79

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1.5x scale

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.