Home / 2,441.88-3,369.74-1,394.15

Finding the Fourth Proportional to 2,441.88, 3,369.74 and 1,394.15

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Solution

The fourth proportional to 2,441.88, 3,369.74 and 1,394.15 is: 1,923.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.88 : 3,369.74 = 1,394.15 : x
  2. Step 2: Convert to fraction form
    2,441.88/3,369.74 = 1,394.15/x
  3. Step 3: Cross multiply
    2,441.88x = 3,369.74 × 1,394.15
  4. Step 4: Simplify right side
    2,441.88x = 4,697,899.20
  5. Step 5: Solve for x
    x = 4,697,899.20/2,441.88
  6. Step 6: Final answer
    x = 1,923.89

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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.