Home / 11,335.25-17,003.86-3,127.25

Finding the Fourth Proportional to 11,335.25, 17,003.86 and 3,127.25

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Solution

The fourth proportional to 11,335.25, 17,003.86 and 3,127.25 is: 4,691.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.25 : 17,003.86 = 3,127.25 : x
  2. Step 2: Convert to fraction form
    11,335.25/17,003.86 = 3,127.25/x
  3. Step 3: Cross multiply
    11,335.25x = 17,003.86 × 3,127.25
  4. Step 4: Simplify right side
    11,335.25x = 53,175,305.55
  5. Step 5: Solve for x
    x = 53,175,305.55/11,335.25
  6. Step 6: Final answer
    x = 4,691.15

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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.