Home / 6,948.92-10,427.47-3,617.39

Finding the Fourth Proportional to 6,948.92, 10,427.47 and 3,617.39

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Solution

The fourth proportional to 6,948.92, 10,427.47 and 3,617.39 is: 5,428.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,948.92 : 10,427.47 = 3,617.39 : x
  2. Step 2: Convert to fraction form
    6,948.92/10,427.47 = 3,617.39/x
  3. Step 3: Cross multiply
    6,948.92x = 10,427.47 × 3,617.39
  4. Step 4: Simplify right side
    6,948.92x = 37,720,242.73
  5. Step 5: Solve for x
    x = 37,720,242.73/6,948.92
  6. Step 6: Final answer
    x = 5,428.21

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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.