Home / 2,127.78-2,935.85-1,847.52

Finding the Fourth Proportional to 2,127.78, 2,935.85 and 1,847.52

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Solution

The fourth proportional to 2,127.78, 2,935.85 and 1,847.52 is: 2,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.78 : 2,935.85 = 1,847.52 : x
  2. Step 2: Convert to fraction form
    2,127.78/2,935.85 = 1,847.52/x
  3. Step 3: Cross multiply
    2,127.78x = 2,935.85 × 1,847.52
  4. Step 4: Simplify right side
    2,127.78x = 5,424,032.35
  5. Step 5: Solve for x
    x = 5,424,032.35/2,127.78
  6. Step 6: Final answer
    x = 2,549.15

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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.