Home / 6,838.42-10,249.53-3,137.56

Finding the Fourth Proportional to 6,838.42, 10,249.53 and 3,137.56

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Solution

The fourth proportional to 6,838.42, 10,249.53 and 3,137.56 is: 4,702.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.42 : 10,249.53 = 3,137.56 : x
  2. Step 2: Convert to fraction form
    6,838.42/10,249.53 = 3,137.56/x
  3. Step 3: Cross multiply
    6,838.42x = 10,249.53 × 3,137.56
  4. Step 4: Simplify right side
    6,838.42x = 32,158,515.35
  5. Step 5: Solve for x
    x = 32,158,515.35/6,838.42
  6. Step 6: Final answer
    x = 4,702.62

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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.