Home / 3,063.85-4,231.10-2,619.16

Finding the Fourth Proportional to 3,063.85, 4,231.10 and 2,619.16

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Solution

The fourth proportional to 3,063.85, 4,231.10 and 2,619.16 is: 3,616.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.85 : 4,231.10 = 2,619.16 : x
  2. Step 2: Convert to fraction form
    3,063.85/4,231.10 = 2,619.16/x
  3. Step 3: Cross multiply
    3,063.85x = 4,231.10 × 2,619.16
  4. Step 4: Simplify right side
    3,063.85x = 11,081,927.88
  5. Step 5: Solve for x
    x = 11,081,927.88/3,063.85
  6. Step 6: Final answer
    x = 3,616.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.