Home / 2,814.96-3,883.70-1,695.47

Finding the Fourth Proportional to 2,814.96, 3,883.70 and 1,695.47

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Solution

The fourth proportional to 2,814.96, 3,883.70 and 1,695.47 is: 2,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.96 : 3,883.70 = 1,695.47 : x
  2. Step 2: Convert to fraction form
    2,814.96/3,883.70 = 1,695.47/x
  3. Step 3: Cross multiply
    2,814.96x = 3,883.70 × 1,695.47
  4. Step 4: Simplify right side
    2,814.96x = 6,584,696.84
  5. Step 5: Solve for x
    x = 6,584,696.84/2,814.96
  6. Step 6: Final answer
    x = 2,339.18

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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.