Home / 10,851.24-14,976.09-6,135.42

Finding the Fourth Proportional to 10,851.24, 14,976.09 and 6,135.42

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Solution

The fourth proportional to 10,851.24, 14,976.09 and 6,135.42 is: 8,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.24 : 14,976.09 = 6,135.42 : x
  2. Step 2: Convert to fraction form
    10,851.24/14,976.09 = 6,135.42/x
  3. Step 3: Cross multiply
    10,851.24x = 14,976.09 × 6,135.42
  4. Step 4: Simplify right side
    10,851.24x = 91,884,602.11
  5. Step 5: Solve for x
    x = 91,884,602.11/10,851.24
  6. Step 6: Final answer
    x = 8,467.66

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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.