Home / 3,370.89-5,060.79-2,880.44

Finding the Fourth Proportional to 3,370.89, 5,060.79 and 2,880.44

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Solution

The fourth proportional to 3,370.89, 5,060.79 and 2,880.44 is: 4,324.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.89 : 5,060.79 = 2,880.44 : x
  2. Step 2: Convert to fraction form
    3,370.89/5,060.79 = 2,880.44/x
  3. Step 3: Cross multiply
    3,370.89x = 5,060.79 × 2,880.44
  4. Step 4: Simplify right side
    3,370.89x = 14,577,301.95
  5. Step 5: Solve for x
    x = 14,577,301.95/3,370.89
  6. Step 6: Final answer
    x = 4,324.47

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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.