Home / 1,507.44-2,260.32-1,198.40

Finding the Fourth Proportional to 1,507.44, 2,260.32 and 1,198.40

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Solution

The fourth proportional to 1,507.44, 2,260.32 and 1,198.40 is: 1,796.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507.44 : 2,260.32 = 1,198.40 : x
  2. Step 2: Convert to fraction form
    1,507.44/2,260.32 = 1,198.40/x
  3. Step 3: Cross multiply
    1,507.44x = 2,260.32 × 1,198.40
  4. Step 4: Simplify right side
    1,507.44x = 2,708,767.49
  5. Step 5: Solve for x
    x = 2,708,767.49/1,507.44
  6. Step 6: Final answer
    x = 1,796.93

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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.