Home / 4,128.17-6,194.28-1,937.06

Finding the Fourth Proportional to 4,128.17, 6,194.28 and 1,937.06

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Solution

The fourth proportional to 4,128.17, 6,194.28 and 1,937.06 is: 2,906.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.17 : 6,194.28 = 1,937.06 : x
  2. Step 2: Convert to fraction form
    4,128.17/6,194.28 = 1,937.06/x
  3. Step 3: Cross multiply
    4,128.17x = 6,194.28 × 1,937.06
  4. Step 4: Simplify right side
    4,128.17x = 11,998,692.02
  5. Step 5: Solve for x
    x = 11,998,692.02/4,128.17
  6. Step 6: Final answer
    x = 2,906.54

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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.