Home / 1,902.10-2,851.46-1,025.08

Finding the Fourth Proportional to 1,902.10, 2,851.46 and 1,025.08

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Solution

The fourth proportional to 1,902.10, 2,851.46 and 1,025.08 is: 1,536.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902.10 : 2,851.46 = 1,025.08 : x
  2. Step 2: Convert to fraction form
    1,902.10/2,851.46 = 1,025.08/x
  3. Step 3: Cross multiply
    1,902.10x = 2,851.46 × 1,025.08
  4. Step 4: Simplify right side
    1,902.10x = 2,922,974.62
  5. Step 5: Solve for x
    x = 2,922,974.62/1,902.10
  6. Step 6: Final answer
    x = 1,536.71

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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.