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Finding the Fourth Proportional to 6,969.87, 10,451.57 and 2,352.87

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Solution

The fourth proportional to 6,969.87, 10,451.57 and 2,352.87 is: 3,528.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969.87 : 10,451.57 = 2,352.87 : x
  2. Step 2: Convert to fraction form
    6,969.87/10,451.57 = 2,352.87/x
  3. Step 3: Cross multiply
    6,969.87x = 10,451.57 × 2,352.87
  4. Step 4: Simplify right side
    6,969.87x = 24,591,173.74
  5. Step 5: Solve for x
    x = 24,591,173.74/6,969.87
  6. Step 6: Final answer
    x = 3,528.21

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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.