Home / 4,249.53-6,374.30-1,328.09

Finding the Fourth Proportional to 4,249.53, 6,374.30 and 1,328.09

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Solution

The fourth proportional to 4,249.53, 6,374.30 and 1,328.09 is: 1,992.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.53 : 6,374.30 = 1,328.09 : x
  2. Step 2: Convert to fraction form
    4,249.53/6,374.30 = 1,328.09/x
  3. Step 3: Cross multiply
    4,249.53x = 6,374.30 × 1,328.09
  4. Step 4: Simplify right side
    4,249.53x = 8,465,644.09
  5. Step 5: Solve for x
    x = 8,465,644.09/4,249.53
  6. Step 6: Final answer
    x = 1,992.14

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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.