Home / 3,930.59-5,898.62-2,699.19

Finding the Fourth Proportional to 3,930.59, 5,898.62 and 2,699.19

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Solution

The fourth proportional to 3,930.59, 5,898.62 and 2,699.19 is: 4,050.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930.59 : 5,898.62 = 2,699.19 : x
  2. Step 2: Convert to fraction form
    3,930.59/5,898.62 = 2,699.19/x
  3. Step 3: Cross multiply
    3,930.59x = 5,898.62 × 2,699.19
  4. Step 4: Simplify right side
    3,930.59x = 15,921,502.87
  5. Step 5: Solve for x
    x = 15,921,502.87/3,930.59
  6. Step 6: Final answer
    x = 4,050.66

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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.