Home / 10,852.43-14,975.82-6,136.61

Finding the Fourth Proportional to 10,852.43, 14,975.82 and 6,136.61

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Solution

The fourth proportional to 10,852.43, 14,975.82 and 6,136.61 is: 8,468.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852.43 : 14,975.82 = 6,136.61 : x
  2. Step 2: Convert to fraction form
    10,852.43/14,975.82 = 6,136.61/x
  3. Step 3: Cross multiply
    10,852.43x = 14,975.82 × 6,136.61
  4. Step 4: Simplify right side
    10,852.43x = 91,900,691.89
  5. Step 5: Solve for x
    x = 91,900,691.89/10,852.43
  6. Step 6: Final answer
    x = 8,468.22

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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.