Home / 8,097.68-12,136.44-3,475.28

Finding the Fourth Proportional to 8,097.68, 12,136.44 and 3,475.28

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Solution

The fourth proportional to 8,097.68, 12,136.44 and 3,475.28 is: 5,208.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,097.68 : 12,136.44 = 3,475.28 : x
  2. Step 2: Convert to fraction form
    8,097.68/12,136.44 = 3,475.28/x
  3. Step 3: Cross multiply
    8,097.68x = 12,136.44 × 3,475.28
  4. Step 4: Simplify right side
    8,097.68x = 42,177,527.20
  5. Step 5: Solve for x
    x = 42,177,527.20/8,097.68
  6. Step 6: Final answer
    x = 5,208.59

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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.