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Finding the Fourth Proportional to 11,448.81, 17,168.22 and 4,050.81

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Solution

The fourth proportional to 11,448.81, 17,168.22 and 4,050.81 is: 6,074.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,448.81 : 17,168.22 = 4,050.81 : x
  2. Step 2: Convert to fraction form
    11,448.81/17,168.22 = 4,050.81/x
  3. Step 3: Cross multiply
    11,448.81x = 17,168.22 × 4,050.81
  4. Step 4: Simplify right side
    11,448.81x = 69,545,197.26
  5. Step 5: Solve for x
    x = 69,545,197.26/11,448.81
  6. Step 6: Final answer
    x = 6,074.45

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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.