Home / 4,082.52-5,636.58-3,136.62

Finding the Fourth Proportional to 4,082.52, 5,636.58 and 3,136.62

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Solution

The fourth proportional to 4,082.52, 5,636.58 and 3,136.62 is: 4,330.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.52 : 5,636.58 = 3,136.62 : x
  2. Step 2: Convert to fraction form
    4,082.52/5,636.58 = 3,136.62/x
  3. Step 3: Cross multiply
    4,082.52x = 5,636.58 × 3,136.62
  4. Step 4: Simplify right side
    4,082.52x = 17,679,809.56
  5. Step 5: Solve for x
    x = 17,679,809.56/4,082.52
  6. Step 6: Final answer
    x = 4,330.61

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1.5x scale

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.