Home / 11,836.35-16,334.96-6,802.20

Finding the Fourth Proportional to 11,836.35, 16,334.96 and 6,802.20

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Solution

The fourth proportional to 11,836.35, 16,334.96 and 6,802.20 is: 9,387.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.35 : 16,334.96 = 6,802.20 : x
  2. Step 2: Convert to fraction form
    11,836.35/16,334.96 = 6,802.20/x
  3. Step 3: Cross multiply
    11,836.35x = 16,334.96 × 6,802.20
  4. Step 4: Simplify right side
    11,836.35x = 111,113,630.90
  5. Step 5: Solve for x
    x = 111,113,630.90/11,836.35
  6. Step 6: Final answer
    x = 9,387.49

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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.