Home / 2,799.24-3,861.45-1,736.34

Finding the Fourth Proportional to 2,799.24, 3,861.45 and 1,736.34

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Solution

The fourth proportional to 2,799.24, 3,861.45 and 1,736.34 is: 2,395.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.24 : 3,861.45 = 1,736.34 : x
  2. Step 2: Convert to fraction form
    2,799.24/3,861.45 = 1,736.34/x
  3. Step 3: Cross multiply
    2,799.24x = 3,861.45 × 1,736.34
  4. Step 4: Simplify right side
    2,799.24x = 6,704,790.09
  5. Step 5: Solve for x
    x = 6,704,790.09/2,799.24
  6. Step 6: Final answer
    x = 2,395.22

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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.