Home / 6,100.38-8,418.47-3,305.88

Finding the Fourth Proportional to 6,100.38, 8,418.47 and 3,305.88

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Solution

The fourth proportional to 6,100.38, 8,418.47 and 3,305.88 is: 4,562.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.38 : 8,418.47 = 3,305.88 : x
  2. Step 2: Convert to fraction form
    6,100.38/8,418.47 = 3,305.88/x
  3. Step 3: Cross multiply
    6,100.38x = 8,418.47 × 3,305.88
  4. Step 4: Simplify right side
    6,100.38x = 27,830,435.07
  5. Step 5: Solve for x
    x = 27,830,435.07/6,100.38
  6. Step 6: Final answer
    x = 4,562.08

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1.5x scale

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.