Home / 11,485.96-17,224.68-4,088.43

Finding the Fourth Proportional to 11,485.96, 17,224.68 and 4,088.43

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Solution

The fourth proportional to 11,485.96, 17,224.68 and 4,088.43 is: 6,131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.96 : 17,224.68 = 4,088.43 : x
  2. Step 2: Convert to fraction form
    11,485.96/17,224.68 = 4,088.43/x
  3. Step 3: Cross multiply
    11,485.96x = 17,224.68 × 4,088.43
  4. Step 4: Simplify right side
    11,485.96x = 70,421,913.78
  5. Step 5: Solve for x
    x = 70,421,913.78/11,485.96
  6. Step 6: Final answer
    x = 6,131.13

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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.