Home / 5,481.36-7,563.60-3,491.10

Finding the Fourth Proportional to 5,481.36, 7,563.60 and 3,491.10

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Solution

The fourth proportional to 5,481.36, 7,563.60 and 3,491.10 is: 4,817.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.36 : 7,563.60 = 3,491.10 : x
  2. Step 2: Convert to fraction form
    5,481.36/7,563.60 = 3,491.10/x
  3. Step 3: Cross multiply
    5,481.36x = 7,563.60 × 3,491.10
  4. Step 4: Simplify right side
    5,481.36x = 26,405,283.96
  5. Step 5: Solve for x
    x = 26,405,283.96/5,481.36
  6. Step 6: Final answer
    x = 4,817.29

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1.5x scale

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.