Home / 2,696.60-3,721.30-1,517.67

Finding the Fourth Proportional to 2,696.60, 3,721.30 and 1,517.67

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Solution

The fourth proportional to 2,696.60, 3,721.30 and 1,517.67 is: 2,094.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.60 : 3,721.30 = 1,517.67 : x
  2. Step 2: Convert to fraction form
    2,696.60/3,721.30 = 1,517.67/x
  3. Step 3: Cross multiply
    2,696.60x = 3,721.30 × 1,517.67
  4. Step 4: Simplify right side
    2,696.60x = 5,647,701.58
  5. Step 5: Solve for x
    x = 5,647,701.58/2,696.60
  6. Step 6: Final answer
    x = 2,094.38

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1.5x scale

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.