Home / 3,240.50-4,857.27-1,850.84

Finding the Fourth Proportional to 3,240.50, 4,857.27 and 1,850.84

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Solution

The fourth proportional to 3,240.50, 4,857.27 and 1,850.84 is: 2,774.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.50 : 4,857.27 = 1,850.84 : x
  2. Step 2: Convert to fraction form
    3,240.50/4,857.27 = 1,850.84/x
  3. Step 3: Cross multiply
    3,240.50x = 4,857.27 × 1,850.84
  4. Step 4: Simplify right side
    3,240.50x = 8,990,029.61
  5. Step 5: Solve for x
    x = 8,990,029.61/3,240.50
  6. Step 6: Final answer
    x = 2,774.27

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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.