Home / 3,362.90-5,031.88-2,074.80

Finding the Fourth Proportional to 3,362.90, 5,031.88 and 2,074.80

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Solution

The fourth proportional to 3,362.90, 5,031.88 and 2,074.80 is: 3,104.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.90 : 5,031.88 = 2,074.80 : x
  2. Step 2: Convert to fraction form
    3,362.90/5,031.88 = 2,074.80/x
  3. Step 3: Cross multiply
    3,362.90x = 5,031.88 × 2,074.80
  4. Step 4: Simplify right side
    3,362.90x = 10,440,144.62
  5. Step 5: Solve for x
    x = 10,440,144.62/3,362.90
  6. Step 6: Final answer
    x = 3,104.51

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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.