Home / 1,943.90-2,682.56-1,059.69

Finding the Fourth Proportional to 1,943.90, 2,682.56 and 1,059.69

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Solution

The fourth proportional to 1,943.90, 2,682.56 and 1,059.69 is: 1,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.90 : 2,682.56 = 1,059.69 : x
  2. Step 2: Convert to fraction form
    1,943.90/2,682.56 = 1,059.69/x
  3. Step 3: Cross multiply
    1,943.90x = 2,682.56 × 1,059.69
  4. Step 4: Simplify right side
    1,943.90x = 2,842,676.71
  5. Step 5: Solve for x
    x = 2,842,676.71/1,943.90
  6. Step 6: Final answer
    x = 1,462.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.