Home / 4,621.17-6,375.62-3,616.50

Finding the Fourth Proportional to 4,621.17, 6,375.62 and 3,616.50

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Solution

The fourth proportional to 4,621.17, 6,375.62 and 3,616.50 is: 4,989.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.17 : 6,375.62 = 3,616.50 : x
  2. Step 2: Convert to fraction form
    4,621.17/6,375.62 = 3,616.50/x
  3. Step 3: Cross multiply
    4,621.17x = 6,375.62 × 3,616.50
  4. Step 4: Simplify right side
    4,621.17x = 23,057,411.65
  5. Step 5: Solve for x
    x = 23,057,411.65/4,621.17
  6. Step 6: Final answer
    x = 4,989.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.