Home / 2,342.79-3,514.73-1,998.54

Finding the Fourth Proportional to 2,342.79, 3,514.73 and 1,998.54

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Solution

The fourth proportional to 2,342.79, 3,514.73 and 1,998.54 is: 2,998.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.79 : 3,514.73 = 1,998.54 : x
  2. Step 2: Convert to fraction form
    2,342.79/3,514.73 = 1,998.54/x
  3. Step 3: Cross multiply
    2,342.79x = 3,514.73 × 1,998.54
  4. Step 4: Simplify right side
    2,342.79x = 7,024,318.50
  5. Step 5: Solve for x
    x = 7,024,318.50/2,342.79
  6. Step 6: Final answer
    x = 2,998.27

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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.