Home / 2,442.28-3,370.42-1,448.44

Finding the Fourth Proportional to 2,442.28, 3,370.42 and 1,448.44

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Solution

The fourth proportional to 2,442.28, 3,370.42 and 1,448.44 is: 1,998.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.28 : 3,370.42 = 1,448.44 : x
  2. Step 2: Convert to fraction form
    2,442.28/3,370.42 = 1,448.44/x
  3. Step 3: Cross multiply
    2,442.28x = 3,370.42 × 1,448.44
  4. Step 4: Simplify right side
    2,442.28x = 4,881,851.14
  5. Step 5: Solve for x
    x = 4,881,851.14/2,442.28
  6. Step 6: Final answer
    x = 1,998.89

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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.