Home / 4,531.58-6,793.18-3,145.56

Finding the Fourth Proportional to 4,531.58, 6,793.18 and 3,145.56

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Solution

The fourth proportional to 4,531.58, 6,793.18 and 3,145.56 is: 4,715.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,531.58 : 6,793.18 = 3,145.56 : x
  2. Step 2: Convert to fraction form
    4,531.58/6,793.18 = 3,145.56/x
  3. Step 3: Cross multiply
    4,531.58x = 6,793.18 × 3,145.56
  4. Step 4: Simplify right side
    4,531.58x = 21,368,355.28
  5. Step 5: Solve for x
    x = 21,368,355.28/4,531.58
  6. Step 6: Final answer
    x = 4,715.43

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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.