Home / 5,498.43-8,247.63-1,338.39

Finding the Fourth Proportional to 5,498.43, 8,247.63 and 1,338.39

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Solution

The fourth proportional to 5,498.43, 8,247.63 and 1,338.39 is: 2,007.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.43 : 8,247.63 = 1,338.39 : x
  2. Step 2: Convert to fraction form
    5,498.43/8,247.63 = 1,338.39/x
  3. Step 3: Cross multiply
    5,498.43x = 8,247.63 × 1,338.39
  4. Step 4: Simplify right side
    5,498.43x = 11,038,543.01
  5. Step 5: Solve for x
    x = 11,038,543.01/5,498.43
  6. Step 6: Final answer
    x = 2,007.58

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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.