Home / 11,432.37-17,136.84-6,491.56

Finding the Fourth Proportional to 11,432.37, 17,136.84 and 6,491.56

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Solution

The fourth proportional to 11,432.37, 17,136.84 and 6,491.56 is: 9,730.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,432.37 : 17,136.84 = 6,491.56 : x
  2. Step 2: Convert to fraction form
    11,432.37/17,136.84 = 6,491.56/x
  3. Step 3: Cross multiply
    11,432.37x = 17,136.84 × 6,491.56
  4. Step 4: Simplify right side
    11,432.37x = 111,244,825.07
  5. Step 5: Solve for x
    x = 111,244,825.07/11,432.37
  6. Step 6: Final answer
    x = 9,730.69

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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.