Home / 2,442.51-3,682.93-2,238.39

Finding the Fourth Proportional to 2,442.51, 3,682.93 and 2,238.39

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Solution

The fourth proportional to 2,442.51, 3,682.93 and 2,238.39 is: 3,375.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.51 : 3,682.93 = 2,238.39 : x
  2. Step 2: Convert to fraction form
    2,442.51/3,682.93 = 2,238.39/x
  3. Step 3: Cross multiply
    2,442.51x = 3,682.93 × 2,238.39
  4. Step 4: Simplify right side
    2,442.51x = 8,243,833.68
  5. Step 5: Solve for x
    x = 8,243,833.68/2,442.51
  6. Step 6: Final answer
    x = 3,375.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.