Home / 9,105.56-13,650.22-3,557.62

Finding the Fourth Proportional to 9,105.56, 13,650.22 and 3,557.62

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Solution

The fourth proportional to 9,105.56, 13,650.22 and 3,557.62 is: 5,333.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105.56 : 13,650.22 = 3,557.62 : x
  2. Step 2: Convert to fraction form
    9,105.56/13,650.22 = 3,557.62/x
  3. Step 3: Cross multiply
    9,105.56x = 13,650.22 × 3,557.62
  4. Step 4: Simplify right side
    9,105.56x = 48,562,295.68
  5. Step 5: Solve for x
    x = 48,562,295.68/9,105.56
  6. Step 6: Final answer
    x = 5,333.26

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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.