Home / 11,447.66-15,799.10-6,974.04

Finding the Fourth Proportional to 11,447.66, 15,799.10 and 6,974.04

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Solution

The fourth proportional to 11,447.66, 15,799.10 and 6,974.04 is: 9,624.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447.66 : 15,799.10 = 6,974.04 : x
  2. Step 2: Convert to fraction form
    11,447.66/15,799.10 = 6,974.04/x
  3. Step 3: Cross multiply
    11,447.66x = 15,799.10 × 6,974.04
  4. Step 4: Simplify right side
    11,447.66x = 110,183,555.36
  5. Step 5: Solve for x
    x = 110,183,555.36/11,447.66
  6. Step 6: Final answer
    x = 9,624.98

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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.