Home / 5,732.52-7,911.18-3,214.50

Finding the Fourth Proportional to 5,732.52, 7,911.18 and 3,214.50

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Solution

The fourth proportional to 5,732.52, 7,911.18 and 3,214.50 is: 4,436.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,732.52 : 7,911.18 = 3,214.50 : x
  2. Step 2: Convert to fraction form
    5,732.52/7,911.18 = 3,214.50/x
  3. Step 3: Cross multiply
    5,732.52x = 7,911.18 × 3,214.50
  4. Step 4: Simplify right side
    5,732.52x = 25,430,488.11
  5. Step 5: Solve for x
    x = 25,430,488.11/5,732.52
  6. Step 6: Final answer
    x = 4,436.18

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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.