Home / 11,329.44-15,630.24-8,352.36

Finding the Fourth Proportional to 11,329.44, 15,630.24 and 8,352.36

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Solution

The fourth proportional to 11,329.44, 15,630.24 and 8,352.36 is: 11,523.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.44 : 15,630.24 = 8,352.36 : x
  2. Step 2: Convert to fraction form
    11,329.44/15,630.24 = 8,352.36/x
  3. Step 3: Cross multiply
    11,329.44x = 15,630.24 × 8,352.36
  4. Step 4: Simplify right side
    11,329.44x = 130,549,391.37
  5. Step 5: Solve for x
    x = 130,549,391.37/11,329.44
  6. Step 6: Final answer
    x = 11,523.02

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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.