Home / 4,872.52-7,309.20-1,362.56

Finding the Fourth Proportional to 4,872.52, 7,309.20 and 1,362.56

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Solution

The fourth proportional to 4,872.52, 7,309.20 and 1,362.56 is: 2,043.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.52 : 7,309.20 = 1,362.56 : x
  2. Step 2: Convert to fraction form
    4,872.52/7,309.20 = 1,362.56/x
  3. Step 3: Cross multiply
    4,872.52x = 7,309.20 × 1,362.56
  4. Step 4: Simplify right side
    4,872.52x = 9,959,223.55
  5. Step 5: Solve for x
    x = 9,959,223.55/4,872.52
  6. Step 6: Final answer
    x = 2,043.96

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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.