Home / 7,434.29-11,151.45-2,507.39

Finding the Fourth Proportional to 7,434.29, 11,151.45 and 2,507.39

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Solution

The fourth proportional to 7,434.29, 11,151.45 and 2,507.39 is: 3,761.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.29 : 11,151.45 = 2,507.39 : x
  2. Step 2: Convert to fraction form
    7,434.29/11,151.45 = 2,507.39/x
  3. Step 3: Cross multiply
    7,434.29x = 11,151.45 × 2,507.39
  4. Step 4: Simplify right side
    7,434.29x = 27,961,026.54
  5. Step 5: Solve for x
    x = 27,961,026.54/7,434.29
  6. Step 6: Final answer
    x = 3,761.09

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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.