Home / 2,848.77-4,261.92-2,157.44

Finding the Fourth Proportional to 2,848.77, 4,261.92 and 2,157.44

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Solution

The fourth proportional to 2,848.77, 4,261.92 and 2,157.44 is: 3,227.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.77 : 4,261.92 = 2,157.44 : x
  2. Step 2: Convert to fraction form
    2,848.77/4,261.92 = 2,157.44/x
  3. Step 3: Cross multiply
    2,848.77x = 4,261.92 × 2,157.44
  4. Step 4: Simplify right side
    2,848.77x = 9,194,807.28
  5. Step 5: Solve for x
    x = 9,194,807.28/2,848.77
  6. Step 6: Final answer
    x = 3,227.64

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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.