Home / 3,544.96-4,894.40-2,219.20

Finding the Fourth Proportional to 3,544.96, 4,894.40 and 2,219.20

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Solution

The fourth proportional to 3,544.96, 4,894.40 and 2,219.20 is: 3,063.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.96 : 4,894.40 = 2,219.20 : x
  2. Step 2: Convert to fraction form
    3,544.96/4,894.40 = 2,219.20/x
  3. Step 3: Cross multiply
    3,544.96x = 4,894.40 × 2,219.20
  4. Step 4: Simplify right side
    3,544.96x = 10,861,652.48
  5. Step 5: Solve for x
    x = 10,861,652.48/3,544.96
  6. Step 6: Final answer
    x = 3,063.97

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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.