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Finding the Fourth Proportional to 5,294.52, 7,936.74 and 1,829.34

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Solution

The fourth proportional to 5,294.52, 7,936.74 and 1,829.34 is: 2,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.52 : 7,936.74 = 1,829.34 : x
  2. Step 2: Convert to fraction form
    5,294.52/7,936.74 = 1,829.34/x
  3. Step 3: Cross multiply
    5,294.52x = 7,936.74 × 1,829.34
  4. Step 4: Simplify right side
    5,294.52x = 14,518,995.95
  5. Step 5: Solve for x
    x = 14,518,995.95/5,294.52
  6. Step 6: Final answer
    x = 2,742.27

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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.