Home / 1,958.29-2,702.42-1,074.06

Finding the Fourth Proportional to 1,958.29, 2,702.42 and 1,074.06

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Solution

The fourth proportional to 1,958.29, 2,702.42 and 1,074.06 is: 1,482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.29 : 2,702.42 = 1,074.06 : x
  2. Step 2: Convert to fraction form
    1,958.29/2,702.42 = 1,074.06/x
  3. Step 3: Cross multiply
    1,958.29x = 2,702.42 × 1,074.06
  4. Step 4: Simplify right side
    1,958.29x = 2,902,561.23
  5. Step 5: Solve for x
    x = 2,902,561.23/1,958.29
  6. Step 6: Final answer
    x = 1,482.19

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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.