Home / 12,375.02-17,077.02-6,786.02

Finding the Fourth Proportional to 12,375.02, 17,077.02 and 6,786.02

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Solution

The fourth proportional to 12,375.02, 17,077.02 and 6,786.02 is: 9,364.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,375.02 : 17,077.02 = 6,786.02 : x
  2. Step 2: Convert to fraction form
    12,375.02/17,077.02 = 6,786.02/x
  3. Step 3: Cross multiply
    12,375.02x = 17,077.02 × 6,786.02
  4. Step 4: Simplify right side
    12,375.02x = 115,884,999.26
  5. Step 5: Solve for x
    x = 115,884,999.26/12,375.02
  6. Step 6: Final answer
    x = 9,364.43

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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.