Home / 5,828.16-8,743.20-2,132.64

Finding the Fourth Proportional to 5,828.16, 8,743.20 and 2,132.64

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Solution

The fourth proportional to 5,828.16, 8,743.20 and 2,132.64 is: 3,199.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.16 : 8,743.20 = 2,132.64 : x
  2. Step 2: Convert to fraction form
    5,828.16/8,743.20 = 2,132.64/x
  3. Step 3: Cross multiply
    5,828.16x = 8,743.20 × 2,132.64
  4. Step 4: Simplify right side
    5,828.16x = 18,646,098.05
  5. Step 5: Solve for x
    x = 18,646,098.05/5,828.16
  6. Step 6: Final answer
    x = 3,199.31

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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.