Home / 11,739.10-17,609.26-2,974.10

Finding the Fourth Proportional to 11,739.10, 17,609.26 and 2,974.10

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Solution

The fourth proportional to 11,739.10, 17,609.26 and 2,974.10 is: 4,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.10 : 17,609.26 = 2,974.10 : x
  2. Step 2: Convert to fraction form
    11,739.10/17,609.26 = 2,974.10/x
  3. Step 3: Cross multiply
    11,739.10x = 17,609.26 × 2,974.10
  4. Step 4: Simplify right side
    11,739.10x = 52,371,700.17
  5. Step 5: Solve for x
    x = 52,371,700.17/11,739.10
  6. Step 6: Final answer
    x = 4,461.30

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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.