Home / 2,166.24-3,244.48-1,519.86

Finding the Fourth Proportional to 2,166.24, 3,244.48 and 1,519.86

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Solution

The fourth proportional to 2,166.24, 3,244.48 and 1,519.86 is: 2,276.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166.24 : 3,244.48 = 1,519.86 : x
  2. Step 2: Convert to fraction form
    2,166.24/3,244.48 = 1,519.86/x
  3. Step 3: Cross multiply
    2,166.24x = 3,244.48 × 1,519.86
  4. Step 4: Simplify right side
    2,166.24x = 4,931,155.37
  5. Step 5: Solve for x
    x = 4,931,155.37/2,166.24
  6. Step 6: Final answer
    x = 2,276.37

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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.