Home / 4,657.22-6,979.65-3,418.83

Finding the Fourth Proportional to 4,657.22, 6,979.65 and 3,418.83

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Solution

The fourth proportional to 4,657.22, 6,979.65 and 3,418.83 is: 5,123.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.22 : 6,979.65 = 3,418.83 : x
  2. Step 2: Convert to fraction form
    4,657.22/6,979.65 = 3,418.83/x
  3. Step 3: Cross multiply
    4,657.22x = 6,979.65 × 3,418.83
  4. Step 4: Simplify right side
    4,657.22x = 23,862,236.81
  5. Step 5: Solve for x
    x = 23,862,236.81/4,657.22
  6. Step 6: Final answer
    x = 5,123.71

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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.