Home / 4,231.65-6,346.05-1,732.20

Finding the Fourth Proportional to 4,231.65, 6,346.05 and 1,732.20

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Solution

The fourth proportional to 4,231.65, 6,346.05 and 1,732.20 is: 2,597.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.65 : 6,346.05 = 1,732.20 : x
  2. Step 2: Convert to fraction form
    4,231.65/6,346.05 = 1,732.20/x
  3. Step 3: Cross multiply
    4,231.65x = 6,346.05 × 1,732.20
  4. Step 4: Simplify right side
    4,231.65x = 10,992,627.81
  5. Step 5: Solve for x
    x = 10,992,627.81/4,231.65
  6. Step 6: Final answer
    x = 2,597.72

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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.