Home / 3,146.07-4,721.24-1,198.22

Finding the Fourth Proportional to 3,146.07, 4,721.24 and 1,198.22

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Solution

The fourth proportional to 3,146.07, 4,721.24 and 1,198.22 is: 1,798.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.07 : 4,721.24 = 1,198.22 : x
  2. Step 2: Convert to fraction form
    3,146.07/4,721.24 = 1,198.22/x
  3. Step 3: Cross multiply
    3,146.07x = 4,721.24 × 1,198.22
  4. Step 4: Simplify right side
    3,146.07x = 5,657,090.00
  5. Step 5: Solve for x
    x = 5,657,090.00/3,146.07
  6. Step 6: Final answer
    x = 1,798.14

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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.