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Finding the Fourth Proportional to 5,533.73, 8,293.75 and 4,748.21

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Solution

The fourth proportional to 5,533.73, 8,293.75 and 4,748.21 is: 7,116.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.73 : 8,293.75 = 4,748.21 : x
  2. Step 2: Convert to fraction form
    5,533.73/8,293.75 = 4,748.21/x
  3. Step 3: Cross multiply
    5,533.73x = 8,293.75 × 4,748.21
  4. Step 4: Simplify right side
    5,533.73x = 39,380,466.69
  5. Step 5: Solve for x
    x = 39,380,466.69/5,533.73
  6. Step 6: Final answer
    x = 7,116.44

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1.5x scale

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.