Home / 4,072.34-5,619.47-2,304.38

Finding the Fourth Proportional to 4,072.34, 5,619.47 and 2,304.38

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Solution

The fourth proportional to 4,072.34, 5,619.47 and 2,304.38 is: 3,179.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.34 : 5,619.47 = 2,304.38 : x
  2. Step 2: Convert to fraction form
    4,072.34/5,619.47 = 2,304.38/x
  3. Step 3: Cross multiply
    4,072.34x = 5,619.47 × 2,304.38
  4. Step 4: Simplify right side
    4,072.34x = 12,949,354.66
  5. Step 5: Solve for x
    x = 12,949,354.66/4,072.34
  6. Step 6: Final answer
    x = 3,179.84

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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.