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Finding the Fourth Proportional to 6,266.87, 9,400.61 and 3,491.45

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Solution

The fourth proportional to 6,266.87, 9,400.61 and 3,491.45 is: 5,237.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.87 : 9,400.61 = 3,491.45 : x
  2. Step 2: Convert to fraction form
    6,266.87/9,400.61 = 3,491.45/x
  3. Step 3: Cross multiply
    6,266.87x = 9,400.61 × 3,491.45
  4. Step 4: Simplify right side
    6,266.87x = 32,821,790.00
  5. Step 5: Solve for x
    x = 32,821,790.00/6,266.87
  6. Step 6: Final answer
    x = 5,237.35

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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.