Home / 2,090.84-2,884.89-1,418.74

Finding the Fourth Proportional to 2,090.84, 2,884.89 and 1,418.74

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Solution

The fourth proportional to 2,090.84, 2,884.89 and 1,418.74 is: 1,957.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.84 : 2,884.89 = 1,418.74 : x
  2. Step 2: Convert to fraction form
    2,090.84/2,884.89 = 1,418.74/x
  3. Step 3: Cross multiply
    2,090.84x = 2,884.89 × 1,418.74
  4. Step 4: Simplify right side
    2,090.84x = 4,092,908.84
  5. Step 5: Solve for x
    x = 4,092,908.84/2,090.84
  6. Step 6: Final answer
    x = 1,957.54

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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.