Home / 11,544.48-15,932.16-6,829.92

Finding the Fourth Proportional to 11,544.48, 15,932.16 and 6,829.92

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Solution

The fourth proportional to 11,544.48, 15,932.16 and 6,829.92 is: 9,425.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,544.48 : 15,932.16 = 6,829.92 : x
  2. Step 2: Convert to fraction form
    11,544.48/15,932.16 = 6,829.92/x
  3. Step 3: Cross multiply
    11,544.48x = 15,932.16 × 6,829.92
  4. Step 4: Simplify right side
    11,544.48x = 108,815,378.23
  5. Step 5: Solve for x
    x = 108,815,378.23/11,544.48
  6. Step 6: Final answer
    x = 9,425.75

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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.