Home / 3,862.47-5,788.64-2,197.36

Finding the Fourth Proportional to 3,862.47, 5,788.64 and 2,197.36

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Solution

The fourth proportional to 3,862.47, 5,788.64 and 2,197.36 is: 3,293.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.47 : 5,788.64 = 2,197.36 : x
  2. Step 2: Convert to fraction form
    3,862.47/5,788.64 = 2,197.36/x
  3. Step 3: Cross multiply
    3,862.47x = 5,788.64 × 2,197.36
  4. Step 4: Simplify right side
    3,862.47x = 12,719,715.00
  5. Step 5: Solve for x
    x = 12,719,715.00/3,862.47
  6. Step 6: Final answer
    x = 3,293.16

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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.