Home / 5,355.90-8,027.64-3,166.47

Finding the Fourth Proportional to 5,355.90, 8,027.64 and 3,166.47

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Solution

The fourth proportional to 5,355.90, 8,027.64 and 3,166.47 is: 4,746.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.90 : 8,027.64 = 3,166.47 : x
  2. Step 2: Convert to fraction form
    5,355.90/8,027.64 = 3,166.47/x
  3. Step 3: Cross multiply
    5,355.90x = 8,027.64 × 3,166.47
  4. Step 4: Simplify right side
    5,355.90x = 25,419,281.23
  5. Step 5: Solve for x
    x = 25,419,281.23/5,355.90
  6. Step 6: Final answer
    x = 4,746.03

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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.