Home / 8,193.60-11,308.37-4,657.14

Finding the Fourth Proportional to 8,193.60, 11,308.37 and 4,657.14

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Solution

The fourth proportional to 8,193.60, 11,308.37 and 4,657.14 is: 6,427.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.60 : 11,308.37 = 4,657.14 : x
  2. Step 2: Convert to fraction form
    8,193.60/11,308.37 = 4,657.14/x
  3. Step 3: Cross multiply
    8,193.60x = 11,308.37 × 4,657.14
  4. Step 4: Simplify right side
    8,193.60x = 52,664,638.98
  5. Step 5: Solve for x
    x = 52,664,638.98/8,193.60
  6. Step 6: Final answer
    x = 6,427.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.