Home / 2,945.26-4,068.39-2,063.98

Finding the Fourth Proportional to 2,945.26, 4,068.39 and 2,063.98

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Solution

The fourth proportional to 2,945.26, 4,068.39 and 2,063.98 is: 2,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.26 : 4,068.39 = 2,063.98 : x
  2. Step 2: Convert to fraction form
    2,945.26/4,068.39 = 2,063.98/x
  3. Step 3: Cross multiply
    2,945.26x = 4,068.39 × 2,063.98
  4. Step 4: Simplify right side
    2,945.26x = 8,397,075.59
  5. Step 5: Solve for x
    x = 8,397,075.59/2,945.26
  6. Step 6: Final answer
    x = 2,851.05

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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.