Home / 2,749.11-4,124.57-1,828.29

Finding the Fourth Proportional to 2,749.11, 4,124.57 and 1,828.29

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Solution

The fourth proportional to 2,749.11, 4,124.57 and 1,828.29 is: 2,743.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.11 : 4,124.57 = 1,828.29 : x
  2. Step 2: Convert to fraction form
    2,749.11/4,124.57 = 1,828.29/x
  3. Step 3: Cross multiply
    2,749.11x = 4,124.57 × 1,828.29
  4. Step 4: Simplify right side
    2,749.11x = 7,540,927.25
  5. Step 5: Solve for x
    x = 7,540,927.25/2,749.11
  6. Step 6: Final answer
    x = 2,743.04

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1.5x scale

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.