Home / 11,208.24-15,452.91-9,184.12

Finding the Fourth Proportional to 11,208.24, 15,452.91 and 9,184.12

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Solution

The fourth proportional to 11,208.24, 15,452.91 and 9,184.12 is: 12,662.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.24 : 15,452.91 = 9,184.12 : x
  2. Step 2: Convert to fraction form
    11,208.24/15,452.91 = 9,184.12/x
  3. Step 3: Cross multiply
    11,208.24x = 15,452.91 × 9,184.12
  4. Step 4: Simplify right side
    11,208.24x = 141,921,379.79
  5. Step 5: Solve for x
    x = 141,921,379.79/11,208.24
  6. Step 6: Final answer
    x = 12,662.24

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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.