Home / 2,072.93-3,106.48-1,031.95

Finding the Fourth Proportional to 2,072.93, 3,106.48 and 1,031.95

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Solution

The fourth proportional to 2,072.93, 3,106.48 and 1,031.95 is: 1,546.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072.93 : 3,106.48 = 1,031.95 : x
  2. Step 2: Convert to fraction form
    2,072.93/3,106.48 = 1,031.95/x
  3. Step 3: Cross multiply
    2,072.93x = 3,106.48 × 1,031.95
  4. Step 4: Simplify right side
    2,072.93x = 3,205,732.04
  5. Step 5: Solve for x
    x = 3,205,732.04/2,072.93
  6. Step 6: Final answer
    x = 1,546.47

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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.