Home / 8,054.36-12,084.61-3,127.46

Finding the Fourth Proportional to 8,054.36, 12,084.61 and 3,127.46

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Solution

The fourth proportional to 8,054.36, 12,084.61 and 3,127.46 is: 4,692.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.36 : 12,084.61 = 3,127.46 : x
  2. Step 2: Convert to fraction form
    8,054.36/12,084.61 = 3,127.46/x
  3. Step 3: Cross multiply
    8,054.36x = 12,084.61 × 3,127.46
  4. Step 4: Simplify right side
    8,054.36x = 37,794,073.97
  5. Step 5: Solve for x
    x = 37,794,073.97/8,054.36
  6. Step 6: Final answer
    x = 4,692.38

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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.