Home / 11,161.96-16,743.36-2,842.17

Finding the Fourth Proportional to 11,161.96, 16,743.36 and 2,842.17

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Solution

The fourth proportional to 11,161.96, 16,743.36 and 2,842.17 is: 4,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.96 : 16,743.36 = 2,842.17 : x
  2. Step 2: Convert to fraction form
    11,161.96/16,743.36 = 2,842.17/x
  3. Step 3: Cross multiply
    11,161.96x = 16,743.36 × 2,842.17
  4. Step 4: Simplify right side
    11,161.96x = 47,587,475.49
  5. Step 5: Solve for x
    x = 47,587,475.49/11,161.96
  6. Step 6: Final answer
    x = 4,263.36

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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.