Home / 3,023.68-4,172.15-1,697.44

Finding the Fourth Proportional to 3,023.68, 4,172.15 and 1,697.44

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Solution

The fourth proportional to 3,023.68, 4,172.15 and 1,697.44 is: 2,342.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.68 : 4,172.15 = 1,697.44 : x
  2. Step 2: Convert to fraction form
    3,023.68/4,172.15 = 1,697.44/x
  3. Step 3: Cross multiply
    3,023.68x = 4,172.15 × 1,697.44
  4. Step 4: Simplify right side
    3,023.68x = 7,081,944.95
  5. Step 5: Solve for x
    x = 7,081,944.95/3,023.68
  6. Step 6: Final answer
    x = 2,342.16

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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.