Home / 6,827.44-9,420.85-3,843.10

Finding the Fourth Proportional to 6,827.44, 9,420.85 and 3,843.10

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Solution

The fourth proportional to 6,827.44, 9,420.85 and 3,843.10 is: 5,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.44 : 9,420.85 = 3,843.10 : x
  2. Step 2: Convert to fraction form
    6,827.44/9,420.85 = 3,843.10/x
  3. Step 3: Cross multiply
    6,827.44x = 9,420.85 × 3,843.10
  4. Step 4: Simplify right side
    6,827.44x = 36,205,268.64
  5. Step 5: Solve for x
    x = 36,205,268.64/6,827.44
  6. Step 6: Final answer
    x = 5,302.91

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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.