Home / 3,184.74-4,772.12-1,235.88

Finding the Fourth Proportional to 3,184.74, 4,772.12 and 1,235.88

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Solution

The fourth proportional to 3,184.74, 4,772.12 and 1,235.88 is: 1,851.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.74 : 4,772.12 = 1,235.88 : x
  2. Step 2: Convert to fraction form
    3,184.74/4,772.12 = 1,235.88/x
  3. Step 3: Cross multiply
    3,184.74x = 4,772.12 × 1,235.88
  4. Step 4: Simplify right side
    3,184.74x = 5,897,761.49
  5. Step 5: Solve for x
    x = 5,897,761.49/3,184.74
  6. Step 6: Final answer
    x = 1,851.88

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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.