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Finding the Fourth Proportional to 6,794.40, 10,189.62 and 3,508.50

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Solution

The fourth proportional to 6,794.40, 10,189.62 and 3,508.50 is: 5,261.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,794.40 : 10,189.62 = 3,508.50 : x
  2. Step 2: Convert to fraction form
    6,794.40/10,189.62 = 3,508.50/x
  3. Step 3: Cross multiply
    6,794.40x = 10,189.62 × 3,508.50
  4. Step 4: Simplify right side
    6,794.40x = 35,750,281.77
  5. Step 5: Solve for x
    x = 35,750,281.77/6,794.40
  6. Step 6: Final answer
    x = 5,261.73

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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.