Home / 3,049.44-4,573.20-1,587.80

Finding the Fourth Proportional to 3,049.44, 4,573.20 and 1,587.80

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Solution

The fourth proportional to 3,049.44, 4,573.20 and 1,587.80 is: 2,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.44 : 4,573.20 = 1,587.80 : x
  2. Step 2: Convert to fraction form
    3,049.44/4,573.20 = 1,587.80/x
  3. Step 3: Cross multiply
    3,049.44x = 4,573.20 × 1,587.80
  4. Step 4: Simplify right side
    3,049.44x = 7,261,326.96
  5. Step 5: Solve for x
    x = 7,261,326.96/3,049.44
  6. Step 6: Final answer
    x = 2,381.20

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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.