Home / 4,182.68-6,274.74-1,874.36

Finding the Fourth Proportional to 4,182.68, 6,274.74 and 1,874.36

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Solution

The fourth proportional to 4,182.68, 6,274.74 and 1,874.36 is: 2,811.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.68 : 6,274.74 = 1,874.36 : x
  2. Step 2: Convert to fraction form
    4,182.68/6,274.74 = 1,874.36/x
  3. Step 3: Cross multiply
    4,182.68x = 6,274.74 × 1,874.36
  4. Step 4: Simplify right side
    4,182.68x = 11,761,121.67
  5. Step 5: Solve for x
    x = 11,761,121.67/4,182.68
  6. Step 6: Final answer
    x = 2,811.86

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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.