Home / 11,997.56-16,557.36-6,693.14

Finding the Fourth Proportional to 11,997.56, 16,557.36 and 6,693.14

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Solution

The fourth proportional to 11,997.56, 16,557.36 and 6,693.14 is: 9,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997.56 : 16,557.36 = 6,693.14 : x
  2. Step 2: Convert to fraction form
    11,997.56/16,557.36 = 6,693.14/x
  3. Step 3: Cross multiply
    11,997.56x = 16,557.36 × 6,693.14
  4. Step 4: Simplify right side
    11,997.56x = 110,820,728.51
  5. Step 5: Solve for x
    x = 110,820,728.51/11,997.56
  6. Step 6: Final answer
    x = 9,236.94

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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.