Home / 6,091.04-8,405.64-3,438.38

Finding the Fourth Proportional to 6,091.04, 8,405.64 and 3,438.38

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Solution

The fourth proportional to 6,091.04, 8,405.64 and 3,438.38 is: 4,744.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.04 : 8,405.64 = 3,438.38 : x
  2. Step 2: Convert to fraction form
    6,091.04/8,405.64 = 3,438.38/x
  3. Step 3: Cross multiply
    6,091.04x = 8,405.64 × 3,438.38
  4. Step 4: Simplify right side
    6,091.04x = 28,901,805.48
  5. Step 5: Solve for x
    x = 28,901,805.48/6,091.04
  6. Step 6: Final answer
    x = 4,744.97

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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.