Home / 11,263.76-16,897.56-3,472.40

Finding the Fourth Proportional to 11,263.76, 16,897.56 and 3,472.40

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Solution

The fourth proportional to 11,263.76, 16,897.56 and 3,472.40 is: 5,209.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263.76 : 16,897.56 = 3,472.40 : x
  2. Step 2: Convert to fraction form
    11,263.76/16,897.56 = 3,472.40/x
  3. Step 3: Cross multiply
    11,263.76x = 16,897.56 × 3,472.40
  4. Step 4: Simplify right side
    11,263.76x = 58,675,087.34
  5. Step 5: Solve for x
    x = 58,675,087.34/11,263.76
  6. Step 6: Final answer
    x = 5,209.19

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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.