Home / 11,418.06-17,127.02-4,021.64

Finding the Fourth Proportional to 11,418.06, 17,127.02 and 4,021.64

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Solution

The fourth proportional to 11,418.06, 17,127.02 and 4,021.64 is: 6,032.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,418.06 : 17,127.02 = 4,021.64 : x
  2. Step 2: Convert to fraction form
    11,418.06/17,127.02 = 4,021.64/x
  3. Step 3: Cross multiply
    11,418.06x = 17,127.02 × 4,021.64
  4. Step 4: Simplify right side
    11,418.06x = 68,878,602.97
  5. Step 5: Solve for x
    x = 68,878,602.97/11,418.06
  6. Step 6: Final answer
    x = 6,032.43

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1.5x scale

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.