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Finding the Fourth Proportional to 3,533.34, 5,296.26 and 1,683

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Solution

The fourth proportional to 3,533.34, 5,296.26 and 1,683 is: 2,522.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.34 : 5,296.26 = 1,683 : x
  2. Step 2: Convert to fraction form
    3,533.34/5,296.26 = 1,683/x
  3. Step 3: Cross multiply
    3,533.34x = 5,296.26 × 1,683
  4. Step 4: Simplify right side
    3,533.34x = 8,913,605.58
  5. Step 5: Solve for x
    x = 8,913,605.58/3,533.34
  6. Step 6: Final answer
    x = 2,522.71

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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.