Home / 4,628.90-6,949.86-2,683.28

Finding the Fourth Proportional to 4,628.90, 6,949.86 and 2,683.28

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Solution

The fourth proportional to 4,628.90, 6,949.86 and 2,683.28 is: 4,028.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,628.90 : 6,949.86 = 2,683.28 : x
  2. Step 2: Convert to fraction form
    4,628.90/6,949.86 = 2,683.28/x
  3. Step 3: Cross multiply
    4,628.90x = 6,949.86 × 2,683.28
  4. Step 4: Simplify right side
    4,628.90x = 18,648,420.34
  5. Step 5: Solve for x
    x = 18,648,420.34/4,628.90
  6. Step 6: Final answer
    x = 4,028.69

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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.