Home / 3,231.23-4,459.24-1,834.11

Finding the Fourth Proportional to 3,231.23, 4,459.24 and 1,834.11

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Solution

The fourth proportional to 3,231.23, 4,459.24 and 1,834.11 is: 2,531.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.23 : 4,459.24 = 1,834.11 : x
  2. Step 2: Convert to fraction form
    3,231.23/4,459.24 = 1,834.11/x
  3. Step 3: Cross multiply
    3,231.23x = 4,459.24 × 1,834.11
  4. Step 4: Simplify right side
    3,231.23x = 8,178,727.51
  5. Step 5: Solve for x
    x = 8,178,727.51/3,231.23
  6. Step 6: Final answer
    x = 2,531.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.