Home / 2,096.10-3,140.10-1,950.30

Finding the Fourth Proportional to 2,096.10, 3,140.10 and 1,950.30

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Solution

The fourth proportional to 2,096.10, 3,140.10 and 1,950.30 is: 2,921.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,096.10 : 3,140.10 = 1,950.30 : x
  2. Step 2: Convert to fraction form
    2,096.10/3,140.10 = 1,950.30/x
  3. Step 3: Cross multiply
    2,096.10x = 3,140.10 × 1,950.30
  4. Step 4: Simplify right side
    2,096.10x = 6,124,137.03
  5. Step 5: Solve for x
    x = 6,124,137.03/2,096.10
  6. Step 6: Final answer
    x = 2,921.68

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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.