Home / 1,981.48-2,733.56-1,184.34

Finding the Fourth Proportional to 1,981.48, 2,733.56 and 1,184.34

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Solution

The fourth proportional to 1,981.48, 2,733.56 and 1,184.34 is: 1,633.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981.48 : 2,733.56 = 1,184.34 : x
  2. Step 2: Convert to fraction form
    1,981.48/2,733.56 = 1,184.34/x
  3. Step 3: Cross multiply
    1,981.48x = 2,733.56 × 1,184.34
  4. Step 4: Simplify right side
    1,981.48x = 3,237,464.45
  5. Step 5: Solve for x
    x = 3,237,464.45/1,981.48
  6. Step 6: Final answer
    x = 1,633.86

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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.