Home / 3,621.98-5,432.46-1,156.48

Finding the Fourth Proportional to 3,621.98, 5,432.46 and 1,156.48

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Solution

The fourth proportional to 3,621.98, 5,432.46 and 1,156.48 is: 1,734.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.98 : 5,432.46 = 1,156.48 : x
  2. Step 2: Convert to fraction form
    3,621.98/5,432.46 = 1,156.48/x
  3. Step 3: Cross multiply
    3,621.98x = 5,432.46 × 1,156.48
  4. Step 4: Simplify right side
    3,621.98x = 6,282,550.49
  5. Step 5: Solve for x
    x = 6,282,550.49/3,621.98
  6. Step 6: Final answer
    x = 1,734.56

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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.