Home / 4,114.38-6,168.48-1,339.39

Finding the Fourth Proportional to 4,114.38, 6,168.48 and 1,339.39

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Solution

The fourth proportional to 4,114.38, 6,168.48 and 1,339.39 is: 2,008.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.38 : 6,168.48 = 1,339.39 : x
  2. Step 2: Convert to fraction form
    4,114.38/6,168.48 = 1,339.39/x
  3. Step 3: Cross multiply
    4,114.38x = 6,168.48 × 1,339.39
  4. Step 4: Simplify right side
    4,114.38x = 8,262,000.43
  5. Step 5: Solve for x
    x = 8,262,000.43/4,114.38
  6. Step 6: Final answer
    x = 2,008.08

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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.