Home / 10,161.96-14,021.82-5,971.02

Finding the Fourth Proportional to 10,161.96, 14,021.82 and 5,971.02

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Solution

The fourth proportional to 10,161.96, 14,021.82 and 5,971.02 is: 8,239.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.96 : 14,021.82 = 5,971.02 : x
  2. Step 2: Convert to fraction form
    10,161.96/14,021.82 = 5,971.02/x
  3. Step 3: Cross multiply
    10,161.96x = 14,021.82 × 5,971.02
  4. Step 4: Simplify right side
    10,161.96x = 83,724,567.66
  5. Step 5: Solve for x
    x = 83,724,567.66/10,161.96
  6. Step 6: Final answer
    x = 8,239.02

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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.