Home / 6,906.10-10,359.15-4,141.30

Finding the Fourth Proportional to 6,906.10, 10,359.15 and 4,141.30

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Solution

The fourth proportional to 6,906.10, 10,359.15 and 4,141.30 is: 6,211.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906.10 : 10,359.15 = 4,141.30 : x
  2. Step 2: Convert to fraction form
    6,906.10/10,359.15 = 4,141.30/x
  3. Step 3: Cross multiply
    6,906.10x = 10,359.15 × 4,141.30
  4. Step 4: Simplify right side
    6,906.10x = 42,900,347.90
  5. Step 5: Solve for x
    x = 42,900,347.90/6,906.10
  6. Step 6: Final answer
    x = 6,211.95

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Similar ratio
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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.