Home / 2,418.84-3,338.55-2,025.18

Finding the Fourth Proportional to 2,418.84, 3,338.55 and 2,025.18

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Solution

The fourth proportional to 2,418.84, 3,338.55 and 2,025.18 is: 2,795.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.84 : 3,338.55 = 2,025.18 : x
  2. Step 2: Convert to fraction form
    2,418.84/3,338.55 = 2,025.18/x
  3. Step 3: Cross multiply
    2,418.84x = 3,338.55 × 2,025.18
  4. Step 4: Simplify right side
    2,418.84x = 6,761,164.69
  5. Step 5: Solve for x
    x = 6,761,164.69/2,418.84
  6. Step 6: Final answer
    x = 2,795.21

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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.