Home / 2,764.34-3,814.75-1,569.32

Finding the Fourth Proportional to 2,764.34, 3,814.75 and 1,569.32

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Solution

The fourth proportional to 2,764.34, 3,814.75 and 1,569.32 is: 2,165.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764.34 : 3,814.75 = 1,569.32 : x
  2. Step 2: Convert to fraction form
    2,764.34/3,814.75 = 1,569.32/x
  3. Step 3: Cross multiply
    2,764.34x = 3,814.75 × 1,569.32
  4. Step 4: Simplify right side
    2,764.34x = 5,986,553.09
  5. Step 5: Solve for x
    x = 5,986,553.09/2,764.34
  6. Step 6: Final answer
    x = 2,165.63

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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.