Home / 9,144.08-13,707.48-3,299.12

Finding the Fourth Proportional to 9,144.08, 13,707.48 and 3,299.12

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Solution

The fourth proportional to 9,144.08, 13,707.48 and 3,299.12 is: 4,945.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.08 : 13,707.48 = 3,299.12 : x
  2. Step 2: Convert to fraction form
    9,144.08/13,707.48 = 3,299.12/x
  3. Step 3: Cross multiply
    9,144.08x = 13,707.48 × 3,299.12
  4. Step 4: Simplify right side
    9,144.08x = 45,222,621.42
  5. Step 5: Solve for x
    x = 45,222,621.42/9,144.08
  6. Step 6: Final answer
    x = 4,945.56

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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.