Home / 4,759.94-7,139.94-1,297.22

Finding the Fourth Proportional to 4,759.94, 7,139.94 and 1,297.22

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Solution

The fourth proportional to 4,759.94, 7,139.94 and 1,297.22 is: 1,945.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.94 : 7,139.94 = 1,297.22 : x
  2. Step 2: Convert to fraction form
    4,759.94/7,139.94 = 1,297.22/x
  3. Step 3: Cross multiply
    4,759.94x = 7,139.94 × 1,297.22
  4. Step 4: Simplify right side
    4,759.94x = 9,262,072.97
  5. Step 5: Solve for x
    x = 9,262,072.97/4,759.94
  6. Step 6: Final answer
    x = 1,945.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.