Home / 4,449.68-6,136-3,122.96

Finding the Fourth Proportional to 4,449.68, 6,136 and 3,122.96

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Solution

The fourth proportional to 4,449.68, 6,136 and 3,122.96 is: 4,306.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.68 : 6,136 = 3,122.96 : x
  2. Step 2: Convert to fraction form
    4,449.68/6,136 = 3,122.96/x
  3. Step 3: Cross multiply
    4,449.68x = 6,136 × 3,122.96
  4. Step 4: Simplify right side
    4,449.68x = 19,162,482.56
  5. Step 5: Solve for x
    x = 19,162,482.56/4,449.68
  6. Step 6: Final answer
    x = 4,306.49

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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.