Home / 3,972.56-5,482.04-2,293.96

Finding the Fourth Proportional to 3,972.56, 5,482.04 and 2,293.96

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Solution

The fourth proportional to 3,972.56, 5,482.04 and 2,293.96 is: 3,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.56 : 5,482.04 = 2,293.96 : x
  2. Step 2: Convert to fraction form
    3,972.56/5,482.04 = 2,293.96/x
  3. Step 3: Cross multiply
    3,972.56x = 5,482.04 × 2,293.96
  4. Step 4: Simplify right side
    3,972.56x = 12,575,580.48
  5. Step 5: Solve for x
    x = 12,575,580.48/3,972.56
  6. Step 6: Final answer
    x = 3,165.61

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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.