Home / 2,982.93-4,116.29-1,656.60

Finding the Fourth Proportional to 2,982.93, 4,116.29 and 1,656.60

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Solution

The fourth proportional to 2,982.93, 4,116.29 and 1,656.60 is: 2,286.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.93 : 4,116.29 = 1,656.60 : x
  2. Step 2: Convert to fraction form
    2,982.93/4,116.29 = 1,656.60/x
  3. Step 3: Cross multiply
    2,982.93x = 4,116.29 × 1,656.60
  4. Step 4: Simplify right side
    2,982.93x = 6,819,037.73
  5. Step 5: Solve for x
    x = 6,819,037.73/2,982.93
  6. Step 6: Final answer
    x = 2,286.02

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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.