Home / 4,519.64-6,780.45-1,356.94

Finding the Fourth Proportional to 4,519.64, 6,780.45 and 1,356.94

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Solution

The fourth proportional to 4,519.64, 6,780.45 and 1,356.94 is: 2,035.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519.64 : 6,780.45 = 1,356.94 : x
  2. Step 2: Convert to fraction form
    4,519.64/6,780.45 = 1,356.94/x
  3. Step 3: Cross multiply
    4,519.64x = 6,780.45 × 1,356.94
  4. Step 4: Simplify right side
    4,519.64x = 9,200,663.82
  5. Step 5: Solve for x
    x = 9,200,663.82/4,519.64
  6. Step 6: Final answer
    x = 2,035.71

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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.