Home / 11,922.52-16,452.30-6,617.08

Finding the Fourth Proportional to 11,922.52, 16,452.30 and 6,617.08

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Solution

The fourth proportional to 11,922.52, 16,452.30 and 6,617.08 is: 9,131.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922.52 : 16,452.30 = 6,617.08 : x
  2. Step 2: Convert to fraction form
    11,922.52/16,452.30 = 6,617.08/x
  3. Step 3: Cross multiply
    11,922.52x = 16,452.30 × 6,617.08
  4. Step 4: Simplify right side
    11,922.52x = 108,866,185.28
  5. Step 5: Solve for x
    x = 108,866,185.28/11,922.52
  6. Step 6: Final answer
    x = 9,131.14

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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.