Home / 7,173.68-10,732.44-6,342.56

Finding the Fourth Proportional to 7,173.68, 10,732.44 and 6,342.56

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Solution

The fourth proportional to 7,173.68, 10,732.44 and 6,342.56 is: 9,489.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.68 : 10,732.44 = 6,342.56 : x
  2. Step 2: Convert to fraction form
    7,173.68/10,732.44 = 6,342.56/x
  3. Step 3: Cross multiply
    7,173.68x = 10,732.44 × 6,342.56
  4. Step 4: Simplify right side
    7,173.68x = 68,071,144.65
  5. Step 5: Solve for x
    x = 68,071,144.65/7,173.68
  6. Step 6: Final answer
    x = 9,489.01

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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.