Home / 1,936.29-2,672.10-1,096.98

Finding the Fourth Proportional to 1,936.29, 2,672.10 and 1,096.98

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Solution

The fourth proportional to 1,936.29, 2,672.10 and 1,096.98 is: 1,513.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.29 : 2,672.10 = 1,096.98 : x
  2. Step 2: Convert to fraction form
    1,936.29/2,672.10 = 1,096.98/x
  3. Step 3: Cross multiply
    1,936.29x = 2,672.10 × 1,096.98
  4. Step 4: Simplify right side
    1,936.29x = 2,931,240.26
  5. Step 5: Solve for x
    x = 2,931,240.26/1,936.29
  6. Step 6: Final answer
    x = 1,513.84

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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.