Home / 3,518.96-4,855.10-2,192.18

Finding the Fourth Proportional to 3,518.96, 4,855.10 and 2,192.18

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Solution

The fourth proportional to 3,518.96, 4,855.10 and 2,192.18 is: 3,024.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.96 : 4,855.10 = 2,192.18 : x
  2. Step 2: Convert to fraction form
    3,518.96/4,855.10 = 2,192.18/x
  3. Step 3: Cross multiply
    3,518.96x = 4,855.10 × 2,192.18
  4. Step 4: Simplify right side
    3,518.96x = 10,643,217.88
  5. Step 5: Solve for x
    x = 10,643,217.88/3,518.96
  6. Step 6: Final answer
    x = 3,024.54

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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.