Home / 2,799.41-3,861.65-1,736.81

Finding the Fourth Proportional to 2,799.41, 3,861.65 and 1,736.81

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Solution

The fourth proportional to 2,799.41, 3,861.65 and 1,736.81 is: 2,395.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.41 : 3,861.65 = 1,736.81 : x
  2. Step 2: Convert to fraction form
    2,799.41/3,861.65 = 1,736.81/x
  3. Step 3: Cross multiply
    2,799.41x = 3,861.65 × 1,736.81
  4. Step 4: Simplify right side
    2,799.41x = 6,706,924.34
  5. Step 5: Solve for x
    x = 6,706,924.34/2,799.41
  6. Step 6: Final answer
    x = 2,395.84

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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.