Home / 3,918.68-5,873.92-1,451.93

Finding the Fourth Proportional to 3,918.68, 5,873.92 and 1,451.93

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Solution

The fourth proportional to 3,918.68, 5,873.92 and 1,451.93 is: 2,176.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918.68 : 5,873.92 = 1,451.93 : x
  2. Step 2: Convert to fraction form
    3,918.68/5,873.92 = 1,451.93/x
  3. Step 3: Cross multiply
    3,918.68x = 5,873.92 × 1,451.93
  4. Step 4: Simplify right side
    3,918.68x = 8,528,487.67
  5. Step 5: Solve for x
    x = 8,528,487.67/3,918.68
  6. Step 6: Final answer
    x = 2,176.37

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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.