Home / 3,436.05-4,741.33-2,019.76

Finding the Fourth Proportional to 3,436.05, 4,741.33 and 2,019.76

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Solution

The fourth proportional to 3,436.05, 4,741.33 and 2,019.76 is: 2,787.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.05 : 4,741.33 = 2,019.76 : x
  2. Step 2: Convert to fraction form
    3,436.05/4,741.33 = 2,019.76/x
  3. Step 3: Cross multiply
    3,436.05x = 4,741.33 × 2,019.76
  4. Step 4: Simplify right side
    3,436.05x = 9,576,348.68
  5. Step 5: Solve for x
    x = 9,576,348.68/3,436.05
  6. Step 6: Final answer
    x = 2,787.02

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1.5x scale

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.