Home / 1,913.33-2,871.09-1,035.85

Finding the Fourth Proportional to 1,913.33, 2,871.09 and 1,035.85

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Solution

The fourth proportional to 1,913.33, 2,871.09 and 1,035.85 is: 1,554.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913.33 : 2,871.09 = 1,035.85 : x
  2. Step 2: Convert to fraction form
    1,913.33/2,871.09 = 1,035.85/x
  3. Step 3: Cross multiply
    1,913.33x = 2,871.09 × 1,035.85
  4. Step 4: Simplify right side
    1,913.33x = 2,974,018.58
  5. Step 5: Solve for x
    x = 2,974,018.58/1,913.33
  6. Step 6: Final answer
    x = 1,554.37

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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.