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Finding the Fourth Proportional to 6,366.88, 9,550.88 and 1,984.80

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Solution

The fourth proportional to 6,366.88, 9,550.88 and 1,984.80 is: 2,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,366.88 : 9,550.88 = 1,984.80 : x
  2. Step 2: Convert to fraction form
    6,366.88/9,550.88 = 1,984.80/x
  3. Step 3: Cross multiply
    6,366.88x = 9,550.88 × 1,984.80
  4. Step 4: Simplify right side
    6,366.88x = 18,956,586.62
  5. Step 5: Solve for x
    x = 18,956,586.62/6,366.88
  6. Step 6: Final answer
    x = 2,977.37

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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.