Home / 5,219.28-7,837.56-3,024.72

Finding the Fourth Proportional to 5,219.28, 7,837.56 and 3,024.72

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Solution

The fourth proportional to 5,219.28, 7,837.56 and 3,024.72 is: 4,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.28 : 7,837.56 = 3,024.72 : x
  2. Step 2: Convert to fraction form
    5,219.28/7,837.56 = 3,024.72/x
  3. Step 3: Cross multiply
    5,219.28x = 7,837.56 × 3,024.72
  4. Step 4: Simplify right side
    5,219.28x = 23,706,424.48
  5. Step 5: Solve for x
    x = 23,706,424.48/5,219.28
  6. Step 6: Final answer
    x = 4,542.09

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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.