Home / 4,490.25-6,733.75-1,893.39

Finding the Fourth Proportional to 4,490.25, 6,733.75 and 1,893.39

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Solution

The fourth proportional to 4,490.25, 6,733.75 and 1,893.39 is: 2,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.25 : 6,733.75 = 1,893.39 : x
  2. Step 2: Convert to fraction form
    4,490.25/6,733.75 = 1,893.39/x
  3. Step 3: Cross multiply
    4,490.25x = 6,733.75 × 1,893.39
  4. Step 4: Simplify right side
    4,490.25x = 12,749,604.65
  5. Step 5: Solve for x
    x = 12,749,604.65/4,490.25
  6. Step 6: Final answer
    x = 2,839.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.