Home / 9,481.22-13,084.49-5,289.47

Finding the Fourth Proportional to 9,481.22, 13,084.49 and 5,289.47

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Solution

The fourth proportional to 9,481.22, 13,084.49 and 5,289.47 is: 7,299.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.22 : 13,084.49 = 5,289.47 : x
  2. Step 2: Convert to fraction form
    9,481.22/13,084.49 = 5,289.47/x
  3. Step 3: Cross multiply
    9,481.22x = 13,084.49 × 5,289.47
  4. Step 4: Simplify right side
    9,481.22x = 69,210,023.58
  5. Step 5: Solve for x
    x = 69,210,023.58/9,481.22
  6. Step 6: Final answer
    x = 7,299.69

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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.