Home / 1,958.33-2,702.48-1,074.14

Finding the Fourth Proportional to 1,958.33, 2,702.48 and 1,074.14

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Solution

The fourth proportional to 1,958.33, 2,702.48 and 1,074.14 is: 1,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.33 : 2,702.48 = 1,074.14 : x
  2. Step 2: Convert to fraction form
    1,958.33/2,702.48 = 1,074.14/x
  3. Step 3: Cross multiply
    1,958.33x = 2,702.48 × 1,074.14
  4. Step 4: Simplify right side
    1,958.33x = 2,902,831.04
  5. Step 5: Solve for x
    x = 2,902,831.04/1,958.33
  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.