Home / 2,518.20-3,476.50-1,523.74

Finding the Fourth Proportional to 2,518.20, 3,476.50 and 1,523.74

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Solution

The fourth proportional to 2,518.20, 3,476.50 and 1,523.74 is: 2,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.20 : 3,476.50 = 1,523.74 : x
  2. Step 2: Convert to fraction form
    2,518.20/3,476.50 = 1,523.74/x
  3. Step 3: Cross multiply
    2,518.20x = 3,476.50 × 1,523.74
  4. Step 4: Simplify right side
    2,518.20x = 5,297,282.11
  5. Step 5: Solve for x
    x = 5,297,282.11/2,518.20
  6. Step 6: Final answer
    x = 2,103.60

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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.