Home / 3,544.56-4,891.86-2,219.40

Finding the Fourth Proportional to 3,544.56, 4,891.86 and 2,219.40

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Solution

The fourth proportional to 3,544.56, 4,891.86 and 2,219.40 is: 3,063.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.56 : 4,891.86 = 2,219.40 : x
  2. Step 2: Convert to fraction form
    3,544.56/4,891.86 = 2,219.40/x
  3. Step 3: Cross multiply
    3,544.56x = 4,891.86 × 2,219.40
  4. Step 4: Simplify right side
    3,544.56x = 10,856,994.08
  5. Step 5: Solve for x
    x = 10,856,994.08/3,544.56
  6. Step 6: Final answer
    x = 3,063.00

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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.