Home / 9,475.78-14,213.76-3,631

Finding the Fourth Proportional to 9,475.78, 14,213.76 and 3,631

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Solution

The fourth proportional to 9,475.78, 14,213.76 and 3,631 is: 5,446.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475.78 : 14,213.76 = 3,631 : x
  2. Step 2: Convert to fraction form
    9,475.78/14,213.76 = 3,631/x
  3. Step 3: Cross multiply
    9,475.78x = 14,213.76 × 3,631
  4. Step 4: Simplify right side
    9,475.78x = 51,610,162.56
  5. Step 5: Solve for x
    x = 51,610,162.56/9,475.78
  6. Step 6: Final answer
    x = 5,446.53

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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.