Home / 3,023.29-4,172.14-1,697.42

Finding the Fourth Proportional to 3,023.29, 4,172.14 and 1,697.42

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Solution

The fourth proportional to 3,023.29, 4,172.14 and 1,697.42 is: 2,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.29 : 4,172.14 = 1,697.42 : x
  2. Step 2: Convert to fraction form
    3,023.29/4,172.14 = 1,697.42/x
  3. Step 3: Cross multiply
    3,023.29x = 4,172.14 × 1,697.42
  4. Step 4: Simplify right side
    3,023.29x = 7,081,865.39
  5. Step 5: Solve for x
    x = 7,081,865.39/3,023.29
  6. Step 6: Final answer
    x = 2,342.44

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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.