Home / 2,127.72-2,928.78-1,846.83

Finding the Fourth Proportional to 2,127.72, 2,928.78 and 1,846.83

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Solution

The fourth proportional to 2,127.72, 2,928.78 and 1,846.83 is: 2,542.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.72 : 2,928.78 = 1,846.83 : x
  2. Step 2: Convert to fraction form
    2,127.72/2,928.78 = 1,846.83/x
  3. Step 3: Cross multiply
    2,127.72x = 2,928.78 × 1,846.83
  4. Step 4: Simplify right side
    2,127.72x = 5,408,958.77
  5. Step 5: Solve for x
    x = 5,408,958.77/2,127.72
  6. Step 6: Final answer
    x = 2,542.14

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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.