Home / 3,023.22-4,172.08-1,697.02

Finding the Fourth Proportional to 3,023.22, 4,172.08 and 1,697.02

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Solution

The fourth proportional to 3,023.22, 4,172.08 and 1,697.02 is: 2,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.22 : 4,172.08 = 1,697.02 : x
  2. Step 2: Convert to fraction form
    3,023.22/4,172.08 = 1,697.02/x
  3. Step 3: Cross multiply
    3,023.22x = 4,172.08 × 1,697.02
  4. Step 4: Simplify right side
    3,023.22x = 7,080,103.20
  5. Step 5: Solve for x
    x = 7,080,103.20/3,023.22
  6. Step 6: Final answer
    x = 2,341.91

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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.