Home / 3,428.98-5,133.92-2,193.34

Finding the Fourth Proportional to 3,428.98, 5,133.92 and 2,193.34

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Solution

The fourth proportional to 3,428.98, 5,133.92 and 2,193.34 is: 3,283.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428.98 : 5,133.92 = 2,193.34 : x
  2. Step 2: Convert to fraction form
    3,428.98/5,133.92 = 2,193.34/x
  3. Step 3: Cross multiply
    3,428.98x = 5,133.92 × 2,193.34
  4. Step 4: Simplify right side
    3,428.98x = 11,260,432.09
  5. Step 5: Solve for x
    x = 11,260,432.09/3,428.98
  6. Step 6: Final answer
    x = 3,283.90

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1.5x scale

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.