Home / 4,072.64-5,620.74-2,394.20

Finding the Fourth Proportional to 4,072.64, 5,620.74 and 2,394.20

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Solution

The fourth proportional to 4,072.64, 5,620.74 and 2,394.20 is: 3,304.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.64 : 5,620.74 = 2,394.20 : x
  2. Step 2: Convert to fraction form
    4,072.64/5,620.74 = 2,394.20/x
  3. Step 3: Cross multiply
    4,072.64x = 5,620.74 × 2,394.20
  4. Step 4: Simplify right side
    4,072.64x = 13,457,178.44
  5. Step 5: Solve for x
    x = 13,457,178.44/4,072.64
  6. Step 6: Final answer
    x = 3,304.29

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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.