Home / 4,136.52-5,706.11-2,621.30

Finding the Fourth Proportional to 4,136.52, 5,706.11 and 2,621.30

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Solution

The fourth proportional to 4,136.52, 5,706.11 and 2,621.30 is: 3,615.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.52 : 5,706.11 = 2,621.30 : x
  2. Step 2: Convert to fraction form
    4,136.52/5,706.11 = 2,621.30/x
  3. Step 3: Cross multiply
    4,136.52x = 5,706.11 × 2,621.30
  4. Step 4: Simplify right side
    4,136.52x = 14,957,426.14
  5. Step 5: Solve for x
    x = 14,957,426.14/4,136.52
  6. Step 6: Final answer
    x = 3,615.94

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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.