Home / 3,621.27-5,436.90-2,396.55

Finding the Fourth Proportional to 3,621.27, 5,436.90 and 2,396.55

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Solution

The fourth proportional to 3,621.27, 5,436.90 and 2,396.55 is: 3,598.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.27 : 5,436.90 = 2,396.55 : x
  2. Step 2: Convert to fraction form
    3,621.27/5,436.90 = 2,396.55/x
  3. Step 3: Cross multiply
    3,621.27x = 5,436.90 × 2,396.55
  4. Step 4: Simplify right side
    3,621.27x = 13,029,802.70
  5. Step 5: Solve for x
    x = 13,029,802.70/3,621.27
  6. Step 6: Final answer
    x = 3,598.13

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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.