Home / 5,021.63-7,529.40-2,247.78

Finding the Fourth Proportional to 5,021.63, 7,529.40 and 2,247.78

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Solution

The fourth proportional to 5,021.63, 7,529.40 and 2,247.78 is: 3,370.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.63 : 7,529.40 = 2,247.78 : x
  2. Step 2: Convert to fraction form
    5,021.63/7,529.40 = 2,247.78/x
  3. Step 3: Cross multiply
    5,021.63x = 7,529.40 × 2,247.78
  4. Step 4: Simplify right side
    5,021.63x = 16,924,446.95
  5. Step 5: Solve for x
    x = 16,924,446.95/5,021.63
  6. Step 6: Final answer
    x = 3,370.31

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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.