Home / 3,303.14-4,947.81-1,982.70

Finding the Fourth Proportional to 3,303.14, 4,947.81 and 1,982.70

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Solution

The fourth proportional to 3,303.14, 4,947.81 and 1,982.70 is: 2,969.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.14 : 4,947.81 = 1,982.70 : x
  2. Step 2: Convert to fraction form
    3,303.14/4,947.81 = 1,982.70/x
  3. Step 3: Cross multiply
    3,303.14x = 4,947.81 × 1,982.70
  4. Step 4: Simplify right side
    3,303.14x = 9,810,022.89
  5. Step 5: Solve for x
    x = 9,810,022.89/3,303.14
  6. Step 6: Final answer
    x = 2,969.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.