Home / 3,357.62-5,038.46-2,123.33

Finding the Fourth Proportional to 3,357.62, 5,038.46 and 2,123.33

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Solution

The fourth proportional to 3,357.62, 5,038.46 and 2,123.33 is: 3,186.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.62 : 5,038.46 = 2,123.33 : x
  2. Step 2: Convert to fraction form
    3,357.62/5,038.46 = 2,123.33/x
  3. Step 3: Cross multiply
    3,357.62x = 5,038.46 × 2,123.33
  4. Step 4: Simplify right side
    3,357.62x = 10,698,277.46
  5. Step 5: Solve for x
    x = 10,698,277.46/3,357.62
  6. Step 6: Final answer
    x = 3,186.27

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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.