Home / 1,519.64-2,284.58-1,214.82

Finding the Fourth Proportional to 1,519.64, 2,284.58 and 1,214.82

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Solution

The fourth proportional to 1,519.64, 2,284.58 and 1,214.82 is: 1,826.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519.64 : 2,284.58 = 1,214.82 : x
  2. Step 2: Convert to fraction form
    1,519.64/2,284.58 = 1,214.82/x
  3. Step 3: Cross multiply
    1,519.64x = 2,284.58 × 1,214.82
  4. Step 4: Simplify right side
    1,519.64x = 2,775,359.52
  5. Step 5: Solve for x
    x = 2,775,359.52/1,519.64
  6. Step 6: Final answer
    x = 1,826.33

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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.