Home / 9,045.76-13,552.44-3,198.64

Finding the Fourth Proportional to 9,045.76, 13,552.44 and 3,198.64

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Solution

The fourth proportional to 9,045.76, 13,552.44 and 3,198.64 is: 4,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.76 : 13,552.44 = 3,198.64 : x
  2. Step 2: Convert to fraction form
    9,045.76/13,552.44 = 3,198.64/x
  3. Step 3: Cross multiply
    9,045.76x = 13,552.44 × 3,198.64
  4. Step 4: Simplify right side
    9,045.76x = 43,349,376.68
  5. Step 5: Solve for x
    x = 43,349,376.68/9,045.76
  6. Step 6: Final answer
    x = 4,792.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.