Home / 9,324.48-13,999.68-5,427.84

Finding the Fourth Proportional to 9,324.48, 13,999.68 and 5,427.84

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Solution

The fourth proportional to 9,324.48, 13,999.68 and 5,427.84 is: 8,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.48 : 13,999.68 = 5,427.84 : x
  2. Step 2: Convert to fraction form
    9,324.48/13,999.68 = 5,427.84/x
  3. Step 3: Cross multiply
    9,324.48x = 13,999.68 × 5,427.84
  4. Step 4: Simplify right side
    9,324.48x = 75,988,023.09
  5. Step 5: Solve for x
    x = 75,988,023.09/9,324.48
  6. Step 6: Final answer
    x = 8,149.30

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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.