Home / 2,302.56-3,176.64-1,371.12

Finding the Fourth Proportional to 2,302.56, 3,176.64 and 1,371.12

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Solution

The fourth proportional to 2,302.56, 3,176.64 and 1,371.12 is: 1,891.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.56 : 3,176.64 = 1,371.12 : x
  2. Step 2: Convert to fraction form
    2,302.56/3,176.64 = 1,371.12/x
  3. Step 3: Cross multiply
    2,302.56x = 3,176.64 × 1,371.12
  4. Step 4: Simplify right side
    2,302.56x = 4,355,554.64
  5. Step 5: Solve for x
    x = 4,355,554.64/2,302.56
  6. Step 6: Final answer
    x = 1,891.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.