Home / 6,235.80-8,602.38-3,995.88

Finding the Fourth Proportional to 6,235.80, 8,602.38 and 3,995.88

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Solution

The fourth proportional to 6,235.80, 8,602.38 and 3,995.88 is: 5,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.80 : 8,602.38 = 3,995.88 : x
  2. Step 2: Convert to fraction form
    6,235.80/8,602.38 = 3,995.88/x
  3. Step 3: Cross multiply
    6,235.80x = 8,602.38 × 3,995.88
  4. Step 4: Simplify right side
    6,235.80x = 34,374,078.19
  5. Step 5: Solve for x
    x = 34,374,078.19/6,235.80
  6. Step 6: Final answer
    x = 5,512.38

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Half scale
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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.