Home / 2,701.91-3,729.56-1,583.21

Finding the Fourth Proportional to 2,701.91, 3,729.56 and 1,583.21

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Solution

The fourth proportional to 2,701.91, 3,729.56 and 1,583.21 is: 2,185.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.91 : 3,729.56 = 1,583.21 : x
  2. Step 2: Convert to fraction form
    2,701.91/3,729.56 = 1,583.21/x
  3. Step 3: Cross multiply
    2,701.91x = 3,729.56 × 1,583.21
  4. Step 4: Simplify right side
    2,701.91x = 5,904,676.69
  5. Step 5: Solve for x
    x = 5,904,676.69/2,701.91
  6. Step 6: Final answer
    x = 2,185.37

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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.