Home / 7,217.40-10,822.04-2,833.14

Finding the Fourth Proportional to 7,217.40, 10,822.04 and 2,833.14

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Solution

The fourth proportional to 7,217.40, 10,822.04 and 2,833.14 is: 4,248.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.40 : 10,822.04 = 2,833.14 : x
  2. Step 2: Convert to fraction form
    7,217.40/10,822.04 = 2,833.14/x
  3. Step 3: Cross multiply
    7,217.40x = 10,822.04 × 2,833.14
  4. Step 4: Simplify right side
    7,217.40x = 30,660,354.41
  5. Step 5: Solve for x
    x = 30,660,354.41/7,217.40
  6. Step 6: Final answer
    x = 4,248.12

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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.