Home / 11,813.19-17,732.15-5,244.03

Finding the Fourth Proportional to 11,813.19, 17,732.15 and 5,244.03

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Solution

The fourth proportional to 11,813.19, 17,732.15 and 5,244.03 is: 7,871.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.19 : 17,732.15 = 5,244.03 : x
  2. Step 2: Convert to fraction form
    11,813.19/17,732.15 = 5,244.03/x
  3. Step 3: Cross multiply
    11,813.19x = 17,732.15 × 5,244.03
  4. Step 4: Simplify right side
    11,813.19x = 92,987,900.34
  5. Step 5: Solve for x
    x = 92,987,900.34/11,813.19
  6. Step 6: Final answer
    x = 7,871.53

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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.