Home / 5,516.15-8,269.56-2,393.79

Finding the Fourth Proportional to 5,516.15, 8,269.56 and 2,393.79

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Solution

The fourth proportional to 5,516.15, 8,269.56 and 2,393.79 is: 3,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.15 : 8,269.56 = 2,393.79 : x
  2. Step 2: Convert to fraction form
    5,516.15/8,269.56 = 2,393.79/x
  3. Step 3: Cross multiply
    5,516.15x = 8,269.56 × 2,393.79
  4. Step 4: Simplify right side
    5,516.15x = 19,795,583.81
  5. Step 5: Solve for x
    x = 19,795,583.81/5,516.15
  6. Step 6: Final answer
    x = 3,588.66

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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.