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Finding the Fourth Proportional to 4,548.96, 6,821.64 and 1,737.36

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Solution

The fourth proportional to 4,548.96, 6,821.64 and 1,737.36 is: 2,605.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,548.96 : 6,821.64 = 1,737.36 : x
  2. Step 2: Convert to fraction form
    4,548.96/6,821.64 = 1,737.36/x
  3. Step 3: Cross multiply
    4,548.96x = 6,821.64 × 1,737.36
  4. Step 4: Simplify right side
    4,548.96x = 11,851,644.47
  5. Step 5: Solve for x
    x = 11,851,644.47/4,548.96
  6. Step 6: Final answer
    x = 2,605.35

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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.