Home / 6,759.30-10,139.58-1,828.98

Finding the Fourth Proportional to 6,759.30, 10,139.58 and 1,828.98

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Solution

The fourth proportional to 6,759.30, 10,139.58 and 1,828.98 is: 2,743.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.30 : 10,139.58 = 1,828.98 : x
  2. Step 2: Convert to fraction form
    6,759.30/10,139.58 = 1,828.98/x
  3. Step 3: Cross multiply
    6,759.30x = 10,139.58 × 1,828.98
  4. Step 4: Simplify right side
    6,759.30x = 18,545,089.03
  5. Step 5: Solve for x
    x = 18,545,089.03/6,759.30
  6. Step 6: Final answer
    x = 2,743.64

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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.