Home / 11,824.74-16,317.92-6,447.24

Finding the Fourth Proportional to 11,824.74, 16,317.92 and 6,447.24

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Solution

The fourth proportional to 11,824.74, 16,317.92 and 6,447.24 is: 8,897.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824.74 : 16,317.92 = 6,447.24 : x
  2. Step 2: Convert to fraction form
    11,824.74/16,317.92 = 6,447.24/x
  3. Step 3: Cross multiply
    11,824.74x = 16,317.92 × 6,447.24
  4. Step 4: Simplify right side
    11,824.74x = 105,205,546.54
  5. Step 5: Solve for x
    x = 105,205,546.54/11,824.74
  6. Step 6: Final answer
    x = 8,897.07

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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.