Home / 5,502.28-8,256.66-2,215.71

Finding the Fourth Proportional to 5,502.28, 8,256.66 and 2,215.71

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Solution

The fourth proportional to 5,502.28, 8,256.66 and 2,215.71 is: 3,324.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.28 : 8,256.66 = 2,215.71 : x
  2. Step 2: Convert to fraction form
    5,502.28/8,256.66 = 2,215.71/x
  3. Step 3: Cross multiply
    5,502.28x = 8,256.66 × 2,215.71
  4. Step 4: Simplify right side
    5,502.28x = 18,294,364.13
  5. Step 5: Solve for x
    x = 18,294,364.13/5,502.28
  6. Step 6: Final answer
    x = 3,324.87

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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.