Home / 9,730.44-13,427.55-5,481.63

Finding the Fourth Proportional to 9,730.44, 13,427.55 and 5,481.63

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Solution

The fourth proportional to 9,730.44, 13,427.55 and 5,481.63 is: 7,564.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730.44 : 13,427.55 = 5,481.63 : x
  2. Step 2: Convert to fraction form
    9,730.44/13,427.55 = 5,481.63/x
  3. Step 3: Cross multiply
    9,730.44x = 13,427.55 × 5,481.63
  4. Step 4: Simplify right side
    9,730.44x = 73,604,860.91
  5. Step 5: Solve for x
    x = 73,604,860.91/9,730.44
  6. Step 6: Final answer
    x = 7,564.39

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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.