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Finding the Fourth Proportional to 3,359.84, 5,040.84 and 1,051.34

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Solution

The fourth proportional to 3,359.84, 5,040.84 and 1,051.34 is: 1,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.84 : 5,040.84 = 1,051.34 : x
  2. Step 2: Convert to fraction form
    3,359.84/5,040.84 = 1,051.34/x
  3. Step 3: Cross multiply
    3,359.84x = 5,040.84 × 1,051.34
  4. Step 4: Simplify right side
    3,359.84x = 5,299,636.73
  5. Step 5: Solve for x
    x = 5,299,636.73/3,359.84
  6. Step 6: Final answer
    x = 1,577.35

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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.