Home / 4,249.53-6,367.01-3,428.19

Finding the Fourth Proportional to 4,249.53, 6,367.01 and 3,428.19

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Solution

The fourth proportional to 4,249.53, 6,367.01 and 3,428.19 is: 5,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.53 : 6,367.01 = 3,428.19 : x
  2. Step 2: Convert to fraction form
    4,249.53/6,367.01 = 3,428.19/x
  3. Step 3: Cross multiply
    4,249.53x = 6,367.01 × 3,428.19
  4. Step 4: Simplify right side
    4,249.53x = 21,827,302.87
  5. Step 5: Solve for x
    x = 21,827,302.87/4,249.53
  6. Step 6: Final answer
    x = 5,136.40

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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.