Home / 4,720.43-7,083.36-2,774

Finding the Fourth Proportional to 4,720.43, 7,083.36 and 2,774

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Solution

The fourth proportional to 4,720.43, 7,083.36 and 2,774 is: 4,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.43 : 7,083.36 = 2,774 : x
  2. Step 2: Convert to fraction form
    4,720.43/7,083.36 = 2,774/x
  3. Step 3: Cross multiply
    4,720.43x = 7,083.36 × 2,774
  4. Step 4: Simplify right side
    4,720.43x = 19,649,240.64
  5. Step 5: Solve for x
    x = 19,649,240.64/4,720.43
  6. Step 6: Final answer
    x = 4,162.60

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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.