Home / 9,255.89-13,861.58-5,295.14

Finding the Fourth Proportional to 9,255.89, 13,861.58 and 5,295.14

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Solution

The fourth proportional to 9,255.89, 13,861.58 and 5,295.14 is: 7,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255.89 : 13,861.58 = 5,295.14 : x
  2. Step 2: Convert to fraction form
    9,255.89/13,861.58 = 5,295.14/x
  3. Step 3: Cross multiply
    9,255.89x = 13,861.58 × 5,295.14
  4. Step 4: Simplify right side
    9,255.89x = 73,398,910.94
  5. Step 5: Solve for x
    x = 73,398,910.94/9,255.89
  6. Step 6: Final answer
    x = 7,929.97

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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.