Home / 7,459.29-11,174.36-5,719.41

Finding the Fourth Proportional to 7,459.29, 11,174.36 and 5,719.41

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Solution

The fourth proportional to 7,459.29, 11,174.36 and 5,719.41 is: 8,567.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.29 : 11,174.36 = 5,719.41 : x
  2. Step 2: Convert to fraction form
    7,459.29/11,174.36 = 5,719.41/x
  3. Step 3: Cross multiply
    7,459.29x = 11,174.36 × 5,719.41
  4. Step 4: Simplify right side
    7,459.29x = 63,910,717.73
  5. Step 5: Solve for x
    x = 63,910,717.73/7,459.29
  6. Step 6: Final answer
    x = 8,567.94

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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.