Home / 7,913.37-11,871.66-3,530.83

Finding the Fourth Proportional to 7,913.37, 11,871.66 and 3,530.83

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Solution

The fourth proportional to 7,913.37, 11,871.66 and 3,530.83 is: 5,296.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.37 : 11,871.66 = 3,530.83 : x
  2. Step 2: Convert to fraction form
    7,913.37/11,871.66 = 3,530.83/x
  3. Step 3: Cross multiply
    7,913.37x = 11,871.66 × 3,530.83
  4. Step 4: Simplify right side
    7,913.37x = 41,916,813.28
  5. Step 5: Solve for x
    x = 41,916,813.28/7,913.37
  6. Step 6: Final answer
    x = 5,296.96

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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.