Home / 2,069.97-2,854.41-1,441.21

Finding the Fourth Proportional to 2,069.97, 2,854.41 and 1,441.21

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Solution

The fourth proportional to 2,069.97, 2,854.41 and 1,441.21 is: 1,987.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.97 : 2,854.41 = 1,441.21 : x
  2. Step 2: Convert to fraction form
    2,069.97/2,854.41 = 1,441.21/x
  3. Step 3: Cross multiply
    2,069.97x = 2,854.41 × 1,441.21
  4. Step 4: Simplify right side
    2,069.97x = 4,113,804.24
  5. Step 5: Solve for x
    x = 4,113,804.24/2,069.97
  6. Step 6: Final answer
    x = 1,987.38

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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.