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Finding the Fourth Proportional to 6,730.90, 10,110.90 and 5,692.96

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Solution

The fourth proportional to 6,730.90, 10,110.90 and 5,692.96 is: 8,551.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,730.90 : 10,110.90 = 5,692.96 : x
  2. Step 2: Convert to fraction form
    6,730.90/10,110.90 = 5,692.96/x
  3. Step 3: Cross multiply
    6,730.90x = 10,110.90 × 5,692.96
  4. Step 4: Simplify right side
    6,730.90x = 57,560,949.26
  5. Step 5: Solve for x
    x = 57,560,949.26/6,730.90
  6. Step 6: Final answer
    x = 8,551.75

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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.