Home / 2,071.26-2,858.09-1,324.94

Finding the Fourth Proportional to 2,071.26, 2,858.09 and 1,324.94

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Solution

The fourth proportional to 2,071.26, 2,858.09 and 1,324.94 is: 1,828.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071.26 : 2,858.09 = 1,324.94 : x
  2. Step 2: Convert to fraction form
    2,071.26/2,858.09 = 1,324.94/x
  3. Step 3: Cross multiply
    2,071.26x = 2,858.09 × 1,324.94
  4. Step 4: Simplify right side
    2,071.26x = 3,786,776.85
  5. Step 5: Solve for x
    x = 3,786,776.85/2,071.26
  6. Step 6: Final answer
    x = 1,828.25

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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.