Home / 5,713.43-8,564.67-2,790.14

Finding the Fourth Proportional to 5,713.43, 8,564.67 and 2,790.14

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Solution

The fourth proportional to 5,713.43, 8,564.67 and 2,790.14 is: 4,182.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713.43 : 8,564.67 = 2,790.14 : x
  2. Step 2: Convert to fraction form
    5,713.43/8,564.67 = 2,790.14/x
  3. Step 3: Cross multiply
    5,713.43x = 8,564.67 × 2,790.14
  4. Step 4: Simplify right side
    5,713.43x = 23,896,585.53
  5. Step 5: Solve for x
    x = 23,896,585.53/5,713.43
  6. Step 6: Final answer
    x = 4,182.53

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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.