Home / 1,958.09-2,702.33-1,074.06

Finding the Fourth Proportional to 1,958.09, 2,702.33 and 1,074.06

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Solution

The fourth proportional to 1,958.09, 2,702.33 and 1,074.06 is: 1,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.09 : 2,702.33 = 1,074.06 : x
  2. Step 2: Convert to fraction form
    1,958.09/2,702.33 = 1,074.06/x
  3. Step 3: Cross multiply
    1,958.09x = 2,702.33 × 1,074.06
  4. Step 4: Simplify right side
    1,958.09x = 2,902,476.86
  5. Step 5: Solve for x
    x = 2,902,476.86/1,958.09
  6. Step 6: Final answer
    x = 1,482.30

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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.