Home / 6,768.62-10,153.47-1,838.69

Finding the Fourth Proportional to 6,768.62, 10,153.47 and 1,838.69

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Solution

The fourth proportional to 6,768.62, 10,153.47 and 1,838.69 is: 2,758.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768.62 : 10,153.47 = 1,838.69 : x
  2. Step 2: Convert to fraction form
    6,768.62/10,153.47 = 1,838.69/x
  3. Step 3: Cross multiply
    6,768.62x = 10,153.47 × 1,838.69
  4. Step 4: Simplify right side
    6,768.62x = 18,669,083.75
  5. Step 5: Solve for x
    x = 18,669,083.75/6,768.62
  6. Step 6: Final answer
    x = 2,758.18

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1.5x scale

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.