Home / 2,736.89-3,776.70-1,541.81

Finding the Fourth Proportional to 2,736.89, 3,776.70 and 1,541.81

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Solution

The fourth proportional to 2,736.89, 3,776.70 and 1,541.81 is: 2,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.89 : 3,776.70 = 1,541.81 : x
  2. Step 2: Convert to fraction form
    2,736.89/3,776.70 = 1,541.81/x
  3. Step 3: Cross multiply
    2,736.89x = 3,776.70 × 1,541.81
  4. Step 4: Simplify right side
    2,736.89x = 5,822,956.04
  5. Step 5: Solve for x
    x = 5,822,956.04/2,736.89
  6. Step 6: Final answer
    x = 2,127.58

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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.