Home / 2,245.93-3,098.49-1,394.77

Finding the Fourth Proportional to 2,245.93, 3,098.49 and 1,394.77

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Solution

The fourth proportional to 2,245.93, 3,098.49 and 1,394.77 is: 1,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.93 : 3,098.49 = 1,394.77 : x
  2. Step 2: Convert to fraction form
    2,245.93/3,098.49 = 1,394.77/x
  3. Step 3: Cross multiply
    2,245.93x = 3,098.49 × 1,394.77
  4. Step 4: Simplify right side
    2,245.93x = 4,321,680.90
  5. Step 5: Solve for x
    x = 4,321,680.90/2,245.93
  6. Step 6: Final answer
    x = 1,924.23

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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.