Home / 7,249.05-10,872.15-2,317.36

Finding the Fourth Proportional to 7,249.05, 10,872.15 and 2,317.36

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Solution

The fourth proportional to 7,249.05, 10,872.15 and 2,317.36 is: 3,475.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.05 : 10,872.15 = 2,317.36 : x
  2. Step 2: Convert to fraction form
    7,249.05/10,872.15 = 2,317.36/x
  3. Step 3: Cross multiply
    7,249.05x = 10,872.15 × 2,317.36
  4. Step 4: Simplify right side
    7,249.05x = 25,194,685.52
  5. Step 5: Solve for x
    x = 25,194,685.52/7,249.05
  6. Step 6: Final answer
    x = 3,475.58

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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.