Home / 3,873.04-5,806.49-1,407.54

Finding the Fourth Proportional to 3,873.04, 5,806.49 and 1,407.54

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Solution

The fourth proportional to 3,873.04, 5,806.49 and 1,407.54 is: 2,110.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.04 : 5,806.49 = 1,407.54 : x
  2. Step 2: Convert to fraction form
    3,873.04/5,806.49 = 1,407.54/x
  3. Step 3: Cross multiply
    3,873.04x = 5,806.49 × 1,407.54
  4. Step 4: Simplify right side
    3,873.04x = 8,172,857.18
  5. Step 5: Solve for x
    x = 8,172,857.18/3,873.04
  6. Step 6: Final answer
    x = 2,110.19

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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.