Home / 2,893.29-3,993.10-1,634.40

Finding the Fourth Proportional to 2,893.29, 3,993.10 and 1,634.40

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Solution

The fourth proportional to 2,893.29, 3,993.10 and 1,634.40 is: 2,255.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.29 : 3,993.10 = 1,634.40 : x
  2. Step 2: Convert to fraction form
    2,893.29/3,993.10 = 1,634.40/x
  3. Step 3: Cross multiply
    2,893.29x = 3,993.10 × 1,634.40
  4. Step 4: Simplify right side
    2,893.29x = 6,526,329.78
  5. Step 5: Solve for x
    x = 6,526,329.78/2,893.29
  6. Step 6: Final answer
    x = 2,255.67

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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.