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Finding the Fourth Proportional to 3,365.56, 5,045.27 and 2,848.88

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Solution

The fourth proportional to 3,365.56, 5,045.27 and 2,848.88 is: 4,270.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.56 : 5,045.27 = 2,848.88 : x
  2. Step 2: Convert to fraction form
    3,365.56/5,045.27 = 2,848.88/x
  3. Step 3: Cross multiply
    3,365.56x = 5,045.27 × 2,848.88
  4. Step 4: Simplify right side
    3,365.56x = 14,373,368.80
  5. Step 5: Solve for x
    x = 14,373,368.80/3,365.56
  6. Step 6: Final answer
    x = 4,270.72

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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.