Home / 8,314.10-11,475.39-5,481.99

Finding the Fourth Proportional to 8,314.10, 11,475.39 and 5,481.99

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Solution

The fourth proportional to 8,314.10, 11,475.39 and 5,481.99 is: 7,566.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314.10 : 11,475.39 = 5,481.99 : x
  2. Step 2: Convert to fraction form
    8,314.10/11,475.39 = 5,481.99/x
  3. Step 3: Cross multiply
    8,314.10x = 11,475.39 × 5,481.99
  4. Step 4: Simplify right side
    8,314.10x = 62,907,930.67
  5. Step 5: Solve for x
    x = 62,907,930.67/8,314.10
  6. Step 6: Final answer
    x = 7,566.41

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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.