Home / 10,747.70-16,114.35-4,901.30

Finding the Fourth Proportional to 10,747.70, 16,114.35 and 4,901.30

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Solution

The fourth proportional to 10,747.70, 16,114.35 and 4,901.30 is: 7,348.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.70 : 16,114.35 = 4,901.30 : x
  2. Step 2: Convert to fraction form
    10,747.70/16,114.35 = 4,901.30/x
  3. Step 3: Cross multiply
    10,747.70x = 16,114.35 × 4,901.30
  4. Step 4: Simplify right side
    10,747.70x = 78,981,263.66
  5. Step 5: Solve for x
    x = 78,981,263.66/10,747.70
  6. Step 6: Final answer
    x = 7,348.67

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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.