Home / 11,291.76-16,938.54-3,500.46

Finding the Fourth Proportional to 11,291.76, 16,938.54 and 3,500.46

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Solution

The fourth proportional to 11,291.76, 16,938.54 and 3,500.46 is: 5,250.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,291.76 : 16,938.54 = 3,500.46 : x
  2. Step 2: Convert to fraction form
    11,291.76/16,938.54 = 3,500.46/x
  3. Step 3: Cross multiply
    11,291.76x = 16,938.54 × 3,500.46
  4. Step 4: Simplify right side
    11,291.76x = 59,292,681.73
  5. Step 5: Solve for x
    x = 59,292,681.73/11,291.76
  6. Step 6: Final answer
    x = 5,250.97

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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.