Home / 4,089.60-6,136.56-2,449.38

Finding the Fourth Proportional to 4,089.60, 6,136.56 and 2,449.38

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Solution

The fourth proportional to 4,089.60, 6,136.56 and 2,449.38 is: 3,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.60 : 6,136.56 = 2,449.38 : x
  2. Step 2: Convert to fraction form
    4,089.60/6,136.56 = 2,449.38/x
  3. Step 3: Cross multiply
    4,089.60x = 6,136.56 × 2,449.38
  4. Step 4: Simplify right side
    4,089.60x = 15,030,767.33
  5. Step 5: Solve for x
    x = 15,030,767.33/4,089.60
  6. Step 6: Final answer
    x = 3,675.36

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1.5x scale

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.