Home / 3,306.51-4,945.41-1,916.46

Finding the Fourth Proportional to 3,306.51, 4,945.41 and 1,916.46

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Solution

The fourth proportional to 3,306.51, 4,945.41 and 1,916.46 is: 2,866.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.51 : 4,945.41 = 1,916.46 : x
  2. Step 2: Convert to fraction form
    3,306.51/4,945.41 = 1,916.46/x
  3. Step 3: Cross multiply
    3,306.51x = 4,945.41 × 1,916.46
  4. Step 4: Simplify right side
    3,306.51x = 9,477,680.45
  5. Step 5: Solve for x
    x = 9,477,680.45/3,306.51
  6. Step 6: Final answer
    x = 2,866.37

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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.