Home / 1,881.42-2,819.26-1,059.94

Finding the Fourth Proportional to 1,881.42, 2,819.26 and 1,059.94

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Solution

The fourth proportional to 1,881.42, 2,819.26 and 1,059.94 is: 1,588.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.42 : 2,819.26 = 1,059.94 : x
  2. Step 2: Convert to fraction form
    1,881.42/2,819.26 = 1,059.94/x
  3. Step 3: Cross multiply
    1,881.42x = 2,819.26 × 1,059.94
  4. Step 4: Simplify right side
    1,881.42x = 2,988,246.44
  5. Step 5: Solve for x
    x = 2,988,246.44/1,881.42
  6. Step 6: Final answer
    x = 1,588.29

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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.