Home / 1,590.07-2,382.44-1,241.97

Finding the Fourth Proportional to 1,590.07, 2,382.44 and 1,241.97

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Solution

The fourth proportional to 1,590.07, 2,382.44 and 1,241.97 is: 1,860.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590.07 : 2,382.44 = 1,241.97 : x
  2. Step 2: Convert to fraction form
    1,590.07/2,382.44 = 1,241.97/x
  3. Step 3: Cross multiply
    1,590.07x = 2,382.44 × 1,241.97
  4. Step 4: Simplify right side
    1,590.07x = 2,958,919.01
  5. Step 5: Solve for x
    x = 2,958,919.01/1,590.07
  6. Step 6: Final answer
    x = 1,860.87

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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.