Home / 3,031.44-4,183.20-1,705.14

Finding the Fourth Proportional to 3,031.44, 4,183.20 and 1,705.14

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Solution

The fourth proportional to 3,031.44, 4,183.20 and 1,705.14 is: 2,352.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.44 : 4,183.20 = 1,705.14 : x
  2. Step 2: Convert to fraction form
    3,031.44/4,183.20 = 1,705.14/x
  3. Step 3: Cross multiply
    3,031.44x = 4,183.20 × 1,705.14
  4. Step 4: Simplify right side
    3,031.44x = 7,132,941.65
  5. Step 5: Solve for x
    x = 7,132,941.65/3,031.44
  6. Step 6: Final answer
    x = 2,352.99

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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.