Home / 2,814.37-3,883.29-1,695.38

Finding the Fourth Proportional to 2,814.37, 3,883.29 and 1,695.38

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Solution

The fourth proportional to 2,814.37, 3,883.29 and 1,695.38 is: 2,339.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.37 : 3,883.29 = 1,695.38 : x
  2. Step 2: Convert to fraction form
    2,814.37/3,883.29 = 1,695.38/x
  3. Step 3: Cross multiply
    2,814.37x = 3,883.29 × 1,695.38
  4. Step 4: Simplify right side
    2,814.37x = 6,583,626.43
  5. Step 5: Solve for x
    x = 6,583,626.43/2,814.37
  6. Step 6: Final answer
    x = 2,339.29

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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.