Home / 11,475.24-15,849.23-9,183.59

Finding the Fourth Proportional to 11,475.24, 15,849.23 and 9,183.59

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Solution

The fourth proportional to 11,475.24, 15,849.23 and 9,183.59 is: 12,684.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.24 : 15,849.23 = 9,183.59 : x
  2. Step 2: Convert to fraction form
    11,475.24/15,849.23 = 9,183.59/x
  3. Step 3: Cross multiply
    11,475.24x = 15,849.23 × 9,183.59
  4. Step 4: Simplify right side
    11,475.24x = 145,552,879.39
  5. Step 5: Solve for x
    x = 145,552,879.39/11,475.24
  6. Step 6: Final answer
    x = 12,684.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.