Home / 6,768.78-10,153.28-2,386.27

Finding the Fourth Proportional to 6,768.78, 10,153.28 and 2,386.27

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Solution

The fourth proportional to 6,768.78, 10,153.28 and 2,386.27 is: 3,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768.78 : 10,153.28 = 2,386.27 : x
  2. Step 2: Convert to fraction form
    6,768.78/10,153.28 = 2,386.27/x
  3. Step 3: Cross multiply
    6,768.78x = 10,153.28 × 2,386.27
  4. Step 4: Simplify right side
    6,768.78x = 24,228,467.47
  5. Step 5: Solve for x
    x = 24,228,467.47/6,768.78
  6. Step 6: Final answer
    x = 3,579.44

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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.