Home / 5,371.17-8,055.81-2,448.78

Finding the Fourth Proportional to 5,371.17, 8,055.81 and 2,448.78

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Solution

The fourth proportional to 5,371.17, 8,055.81 and 2,448.78 is: 3,672.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.17 : 8,055.81 = 2,448.78 : x
  2. Step 2: Convert to fraction form
    5,371.17/8,055.81 = 2,448.78/x
  3. Step 3: Cross multiply
    5,371.17x = 8,055.81 × 2,448.78
  4. Step 4: Simplify right side
    5,371.17x = 19,726,906.41
  5. Step 5: Solve for x
    x = 19,726,906.41/5,371.17
  6. Step 6: Final answer
    x = 3,672.74

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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.