Home / 3,316.36-4,975.68-2,082.34

Finding the Fourth Proportional to 3,316.36, 4,975.68 and 2,082.34

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Solution

The fourth proportional to 3,316.36, 4,975.68 and 2,082.34 is: 3,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.36 : 4,975.68 = 2,082.34 : x
  2. Step 2: Convert to fraction form
    3,316.36/4,975.68 = 2,082.34/x
  3. Step 3: Cross multiply
    3,316.36x = 4,975.68 × 2,082.34
  4. Step 4: Simplify right side
    3,316.36x = 10,361,057.49
  5. Step 5: Solve for x
    x = 10,361,057.49/3,316.36
  6. Step 6: Final answer
    x = 3,124.23

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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.