Home / 11,196.24-15,452.32-6,418.08

Finding the Fourth Proportional to 11,196.24, 15,452.32 and 6,418.08

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Solution

The fourth proportional to 11,196.24, 15,452.32 and 6,418.08 is: 8,857.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196.24 : 15,452.32 = 6,418.08 : x
  2. Step 2: Convert to fraction form
    11,196.24/15,452.32 = 6,418.08/x
  3. Step 3: Cross multiply
    11,196.24x = 15,452.32 × 6,418.08
  4. Step 4: Simplify right side
    11,196.24x = 99,174,225.95
  5. Step 5: Solve for x
    x = 99,174,225.95/11,196.24
  6. Step 6: Final answer
    x = 8,857.82

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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.