Home / 11,988.01-17,974.23-4,966.12

Finding the Fourth Proportional to 11,988.01, 17,974.23 and 4,966.12

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Solution

The fourth proportional to 11,988.01, 17,974.23 and 4,966.12 is: 7,445.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988.01 : 17,974.23 = 4,966.12 : x
  2. Step 2: Convert to fraction form
    11,988.01/17,974.23 = 4,966.12/x
  3. Step 3: Cross multiply
    11,988.01x = 17,974.23 × 4,966.12
  4. Step 4: Simplify right side
    11,988.01x = 89,262,183.09
  5. Step 5: Solve for x
    x = 89,262,183.09/11,988.01
  6. Step 6: Final answer
    x = 7,445.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.