Home / 2,176.82-3,268.11-1,300.94

Finding the Fourth Proportional to 2,176.82, 3,268.11 and 1,300.94

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Solution

The fourth proportional to 2,176.82, 3,268.11 and 1,300.94 is: 1,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.82 : 3,268.11 = 1,300.94 : x
  2. Step 2: Convert to fraction form
    2,176.82/3,268.11 = 1,300.94/x
  3. Step 3: Cross multiply
    2,176.82x = 3,268.11 × 1,300.94
  4. Step 4: Simplify right side
    2,176.82x = 4,251,615.02
  5. Step 5: Solve for x
    x = 4,251,615.02/2,176.82
  6. Step 6: Final answer
    x = 1,953.13

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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.