Home / 2,742.84-4,110.47-2,376.72

Finding the Fourth Proportional to 2,742.84, 4,110.47 and 2,376.72

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Solution

The fourth proportional to 2,742.84, 4,110.47 and 2,376.72 is: 3,561.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.84 : 4,110.47 = 2,376.72 : x
  2. Step 2: Convert to fraction form
    2,742.84/4,110.47 = 2,376.72/x
  3. Step 3: Cross multiply
    2,742.84x = 4,110.47 × 2,376.72
  4. Step 4: Simplify right side
    2,742.84x = 9,769,424.37
  5. Step 5: Solve for x
    x = 9,769,424.37/2,742.84
  6. Step 6: Final answer
    x = 3,561.79

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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.