Home / 2,732.70-4,090.41-1,950.18

Finding the Fourth Proportional to 2,732.70, 4,090.41 and 1,950.18

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Solution

The fourth proportional to 2,732.70, 4,090.41 and 1,950.18 is: 2,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.70 : 4,090.41 = 1,950.18 : x
  2. Step 2: Convert to fraction form
    2,732.70/4,090.41 = 1,950.18/x
  3. Step 3: Cross multiply
    2,732.70x = 4,090.41 × 1,950.18
  4. Step 4: Simplify right side
    2,732.70x = 7,977,035.77
  5. Step 5: Solve for x
    x = 7,977,035.77/2,732.70
  6. Step 6: Final answer
    x = 2,919.10

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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.