Home / 2,418.96-3,340.04-1,858.54

Finding the Fourth Proportional to 2,418.96, 3,340.04 and 1,858.54

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Solution

The fourth proportional to 2,418.96, 3,340.04 and 1,858.54 is: 2,566.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.96 : 3,340.04 = 1,858.54 : x
  2. Step 2: Convert to fraction form
    2,418.96/3,340.04 = 1,858.54/x
  3. Step 3: Cross multiply
    2,418.96x = 3,340.04 × 1,858.54
  4. Step 4: Simplify right side
    2,418.96x = 6,207,597.94
  5. Step 5: Solve for x
    x = 6,207,597.94/2,418.96
  6. Step 6: Final answer
    x = 2,566.23

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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.