Home / 6,827.29-10,239.75-1,896.95

Finding the Fourth Proportional to 6,827.29, 10,239.75 and 1,896.95

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Solution

The fourth proportional to 6,827.29, 10,239.75 and 1,896.95 is: 2,845.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.29 : 10,239.75 = 1,896.95 : x
  2. Step 2: Convert to fraction form
    6,827.29/10,239.75 = 1,896.95/x
  3. Step 3: Cross multiply
    6,827.29x = 10,239.75 × 1,896.95
  4. Step 4: Simplify right side
    6,827.29x = 19,424,319.36
  5. Step 5: Solve for x
    x = 19,424,319.36/6,827.29
  6. Step 6: Final answer
    x = 2,845.10

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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.