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Finding the Fourth Proportional to 9,651.59, 14,479.51 and 5,493.56

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Solution

The fourth proportional to 9,651.59, 14,479.51 and 5,493.56 is: 8,241.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,651.59 : 14,479.51 = 5,493.56 : x
  2. Step 2: Convert to fraction form
    9,651.59/14,479.51 = 5,493.56/x
  3. Step 3: Cross multiply
    9,651.59x = 14,479.51 × 5,493.56
  4. Step 4: Simplify right side
    9,651.59x = 79,543,984.56
  5. Step 5: Solve for x
    x = 79,543,984.56/9,651.59
  6. Step 6: Final answer
    x = 8,241.54

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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.