Home / 1,868.73-2,576.08-1,196.46

Finding the Fourth Proportional to 1,868.73, 2,576.08 and 1,196.46

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Solution

The fourth proportional to 1,868.73, 2,576.08 and 1,196.46 is: 1,649.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868.73 : 2,576.08 = 1,196.46 : x
  2. Step 2: Convert to fraction form
    1,868.73/2,576.08 = 1,196.46/x
  3. Step 3: Cross multiply
    1,868.73x = 2,576.08 × 1,196.46
  4. Step 4: Simplify right side
    1,868.73x = 3,082,176.68
  5. Step 5: Solve for x
    x = 3,082,176.68/1,868.73
  6. Step 6: Final answer
    x = 1,649.34

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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.