Home / 2,179.26-3,263.73-1,658.64

Finding the Fourth Proportional to 2,179.26, 3,263.73 and 1,658.64

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Solution

The fourth proportional to 2,179.26, 3,263.73 and 1,658.64 is: 2,484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.26 : 3,263.73 = 1,658.64 : x
  2. Step 2: Convert to fraction form
    2,179.26/3,263.73 = 1,658.64/x
  3. Step 3: Cross multiply
    2,179.26x = 3,263.73 × 1,658.64
  4. Step 4: Simplify right side
    2,179.26x = 5,413,336.81
  5. Step 5: Solve for x
    x = 5,413,336.81/2,179.26
  6. Step 6: Final answer
    x = 2,484.02

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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.