Home / 2,982.98-4,116.33-1,656.60

Finding the Fourth Proportional to 2,982.98, 4,116.33 and 1,656.60

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Solution

The fourth proportional to 2,982.98, 4,116.33 and 1,656.60 is: 2,286.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.98 : 4,116.33 = 1,656.60 : x
  2. Step 2: Convert to fraction form
    2,982.98/4,116.33 = 1,656.60/x
  3. Step 3: Cross multiply
    2,982.98x = 4,116.33 × 1,656.60
  4. Step 4: Simplify right side
    2,982.98x = 6,819,112.28
  5. Step 5: Solve for x
    x = 6,819,112.28/2,982.98
  6. Step 6: Final answer
    x = 2,286.01

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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.