Home / 1,830.58-2,742.82-1,343.77

Finding the Fourth Proportional to 1,830.58, 2,742.82 and 1,343.77

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Solution

The fourth proportional to 1,830.58, 2,742.82 and 1,343.77 is: 2,013.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830.58 : 2,742.82 = 1,343.77 : x
  2. Step 2: Convert to fraction form
    1,830.58/2,742.82 = 1,343.77/x
  3. Step 3: Cross multiply
    1,830.58x = 2,742.82 × 1,343.77
  4. Step 4: Simplify right side
    1,830.58x = 3,685,719.23
  5. Step 5: Solve for x
    x = 3,685,719.23/1,830.58
  6. Step 6: Final answer
    x = 2,013.42

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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.