Home / 3,709.15-5,559.54-1,516.68

Finding the Fourth Proportional to 3,709.15, 5,559.54 and 1,516.68

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Solution

The fourth proportional to 3,709.15, 5,559.54 and 1,516.68 is: 2,273.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.15 : 5,559.54 = 1,516.68 : x
  2. Step 2: Convert to fraction form
    3,709.15/5,559.54 = 1,516.68/x
  3. Step 3: Cross multiply
    3,709.15x = 5,559.54 × 1,516.68
  4. Step 4: Simplify right side
    3,709.15x = 8,432,037.44
  5. Step 5: Solve for x
    x = 8,432,037.44/3,709.15
  6. Step 6: Final answer
    x = 2,273.31

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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.