Home / 3,420.60-4,720.83-2,094.48

Finding the Fourth Proportional to 3,420.60, 4,720.83 and 2,094.48

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Solution

The fourth proportional to 3,420.60, 4,720.83 and 2,094.48 is: 2,890.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420.60 : 4,720.83 = 2,094.48 : x
  2. Step 2: Convert to fraction form
    3,420.60/4,720.83 = 2,094.48/x
  3. Step 3: Cross multiply
    3,420.60x = 4,720.83 × 2,094.48
  4. Step 4: Simplify right side
    3,420.60x = 9,887,684.02
  5. Step 5: Solve for x
    x = 9,887,684.02/3,420.60
  6. Step 6: Final answer
    x = 2,890.63

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