Home / 3,274.74-4,519.15-1,782.65

Finding the Fourth Proportional to 3,274.74, 4,519.15 and 1,782.65

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Solution

The fourth proportional to 3,274.74, 4,519.15 and 1,782.65 is: 2,460.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.74 : 4,519.15 = 1,782.65 : x
  2. Step 2: Convert to fraction form
    3,274.74/4,519.15 = 1,782.65/x
  3. Step 3: Cross multiply
    3,274.74x = 4,519.15 × 1,782.65
  4. Step 4: Simplify right side
    3,274.74x = 8,056,069.59
  5. Step 5: Solve for x
    x = 8,056,069.59/3,274.74
  6. Step 6: Final answer
    x = 2,460.06

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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.