Home / 6,128.44-8,457.31-3,333.94

Finding the Fourth Proportional to 6,128.44, 8,457.31 and 3,333.94

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Solution

The fourth proportional to 6,128.44, 8,457.31 and 3,333.94 is: 4,600.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.44 : 8,457.31 = 3,333.94 : x
  2. Step 2: Convert to fraction form
    6,128.44/8,457.31 = 3,333.94/x
  3. Step 3: Cross multiply
    6,128.44x = 8,457.31 × 3,333.94
  4. Step 4: Simplify right side
    6,128.44x = 28,196,147.13
  5. Step 5: Solve for x
    x = 28,196,147.13/6,128.44
  6. Step 6: Final answer
    x = 4,600.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.