Home / 3,544.41-4,894.39-2,220.40

Finding the Fourth Proportional to 3,544.41, 4,894.39 and 2,220.40

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Solution

The fourth proportional to 3,544.41, 4,894.39 and 2,220.40 is: 3,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.41 : 4,894.39 = 2,220.40 : x
  2. Step 2: Convert to fraction form
    3,544.41/4,894.39 = 2,220.40/x
  3. Step 3: Cross multiply
    3,544.41x = 4,894.39 × 2,220.40
  4. Step 4: Simplify right side
    3,544.41x = 10,867,503.56
  5. Step 5: Solve for x
    x = 10,867,503.56/3,544.41
  6. Step 6: Final answer
    x = 3,066.10

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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.