Home / 3,077.46-4,244.06-2,084.20

Finding the Fourth Proportional to 3,077.46, 4,244.06 and 2,084.20

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Solution

The fourth proportional to 3,077.46, 4,244.06 and 2,084.20 is: 2,874.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.46 : 4,244.06 = 2,084.20 : x
  2. Step 2: Convert to fraction form
    3,077.46/4,244.06 = 2,084.20/x
  3. Step 3: Cross multiply
    3,077.46x = 4,244.06 × 2,084.20
  4. Step 4: Simplify right side
    3,077.46x = 8,845,464.45
  5. Step 5: Solve for x
    x = 8,845,464.45/3,077.46
  6. Step 6: Final answer
    x = 2,874.27

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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.