Home / 7,340.73-11,001.13-3,383.28

Finding the Fourth Proportional to 7,340.73, 11,001.13 and 3,383.28

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Solution

The fourth proportional to 7,340.73, 11,001.13 and 3,383.28 is: 5,070.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.73 : 11,001.13 = 3,383.28 : x
  2. Step 2: Convert to fraction form
    7,340.73/11,001.13 = 3,383.28/x
  3. Step 3: Cross multiply
    7,340.73x = 11,001.13 × 3,383.28
  4. Step 4: Simplify right side
    7,340.73x = 37,219,903.11
  5. Step 5: Solve for x
    x = 37,219,903.11/7,340.73
  6. Step 6: Final answer
    x = 5,070.33

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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.