Home / 3,479.24-5,219.40-1,630.52

Finding the Fourth Proportional to 3,479.24, 5,219.40 and 1,630.52

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Solution

The fourth proportional to 3,479.24, 5,219.40 and 1,630.52 is: 2,446.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.24 : 5,219.40 = 1,630.52 : x
  2. Step 2: Convert to fraction form
    3,479.24/5,219.40 = 1,630.52/x
  3. Step 3: Cross multiply
    3,479.24x = 5,219.40 × 1,630.52
  4. Step 4: Simplify right side
    3,479.24x = 8,510,336.09
  5. Step 5: Solve for x
    x = 8,510,336.09/3,479.24
  6. Step 6: Final answer
    x = 2,446.03

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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.