Home / 6,758.25-10,137.33-1,828.40

Finding the Fourth Proportional to 6,758.25, 10,137.33 and 1,828.40

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Solution

The fourth proportional to 6,758.25, 10,137.33 and 1,828.40 is: 2,742.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.25 : 10,137.33 = 1,828.40 : x
  2. Step 2: Convert to fraction form
    6,758.25/10,137.33 = 1,828.40/x
  3. Step 3: Cross multiply
    6,758.25x = 10,137.33 × 1,828.40
  4. Step 4: Simplify right side
    6,758.25x = 18,535,043.49
  5. Step 5: Solve for x
    x = 18,535,043.49/6,758.25
  6. Step 6: Final answer
    x = 2,742.58

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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.