Home / 1,958.45-2,702.67-1,074.26

Finding the Fourth Proportional to 1,958.45, 2,702.67 and 1,074.26

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Solution

The fourth proportional to 1,958.45, 2,702.67 and 1,074.26 is: 1,482.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.45 : 2,702.67 = 1,074.26 : x
  2. Step 2: Convert to fraction form
    1,958.45/2,702.67 = 1,074.26/x
  3. Step 3: Cross multiply
    1,958.45x = 2,702.67 × 1,074.26
  4. Step 4: Simplify right side
    1,958.45x = 2,903,370.27
  5. Step 5: Solve for x
    x = 2,903,370.27/1,958.45
  6. Step 6: Final answer
    x = 1,482.48

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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.