Home / 3,460.39-4,775.34-1,968.37

Finding the Fourth Proportional to 3,460.39, 4,775.34 and 1,968.37

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Solution

The fourth proportional to 3,460.39, 4,775.34 and 1,968.37 is: 2,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.39 : 4,775.34 = 1,968.37 : x
  2. Step 2: Convert to fraction form
    3,460.39/4,775.34 = 1,968.37/x
  3. Step 3: Cross multiply
    3,460.39x = 4,775.34 × 1,968.37
  4. Step 4: Simplify right side
    3,460.39x = 9,399,631.44
  5. Step 5: Solve for x
    x = 9,399,631.44/3,460.39
  6. Step 6: Final answer
    x = 2,716.35

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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.