Home / 3,972.46-5,959.48-1,199

Finding the Fourth Proportional to 3,972.46, 5,959.48 and 1,199

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Solution

The fourth proportional to 3,972.46, 5,959.48 and 1,199 is: 1,798.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.46 : 5,959.48 = 1,199 : x
  2. Step 2: Convert to fraction form
    3,972.46/5,959.48 = 1,199/x
  3. Step 3: Cross multiply
    3,972.46x = 5,959.48 × 1,199
  4. Step 4: Simplify right side
    3,972.46x = 7,145,416.52
  5. Step 5: Solve for x
    x = 7,145,416.52/3,972.46
  6. Step 6: Final answer
    x = 1,798.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.