Home / 10,851.86-14,976.54-6,136.04

Finding the Fourth Proportional to 10,851.86, 14,976.54 and 6,136.04

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Solution

The fourth proportional to 10,851.86, 14,976.54 and 6,136.04 is: 8,468.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.86 : 14,976.54 = 6,136.04 : x
  2. Step 2: Convert to fraction form
    10,851.86/14,976.54 = 6,136.04/x
  3. Step 3: Cross multiply
    10,851.86x = 14,976.54 × 6,136.04
  4. Step 4: Simplify right side
    10,851.86x = 91,896,573.62
  5. Step 5: Solve for x
    x = 91,896,573.62/10,851.86
  6. Step 6: Final answer
    x = 8,468.28

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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.