Home / 3,546.71-4,895.96-2,220.11

Finding the Fourth Proportional to 3,546.71, 4,895.96 and 2,220.11

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Solution

The fourth proportional to 3,546.71, 4,895.96 and 2,220.11 is: 3,064.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.71 : 4,895.96 = 2,220.11 : x
  2. Step 2: Convert to fraction form
    3,546.71/4,895.96 = 2,220.11/x
  3. Step 3: Cross multiply
    3,546.71x = 4,895.96 × 2,220.11
  4. Step 4: Simplify right side
    3,546.71x = 10,869,534.18
  5. Step 5: Solve for x
    x = 10,869,534.18/3,546.71
  6. Step 6: Final answer
    x = 3,064.69

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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.