Home / 11,781.30-17,658.99-4,852.02

Finding the Fourth Proportional to 11,781.30, 17,658.99 and 4,852.02

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Solution

The fourth proportional to 11,781.30, 17,658.99 and 4,852.02 is: 7,272.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,781.30 : 17,658.99 = 4,852.02 : x
  2. Step 2: Convert to fraction form
    11,781.30/17,658.99 = 4,852.02/x
  3. Step 3: Cross multiply
    11,781.30x = 17,658.99 × 4,852.02
  4. Step 4: Simplify right side
    11,781.30x = 85,681,772.66
  5. Step 5: Solve for x
    x = 85,681,772.66/11,781.30
  6. Step 6: Final answer
    x = 7,272.69

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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.