Home / 11,236.31-16,864.81-5,693.51

Finding the Fourth Proportional to 11,236.31, 16,864.81 and 5,693.51

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Solution

The fourth proportional to 11,236.31, 16,864.81 and 5,693.51 is: 8,545.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.31 : 16,864.81 = 5,693.51 : x
  2. Step 2: Convert to fraction form
    11,236.31/16,864.81 = 5,693.51/x
  3. Step 3: Cross multiply
    11,236.31x = 16,864.81 × 5,693.51
  4. Step 4: Simplify right side
    11,236.31x = 96,019,992.31
  5. Step 5: Solve for x
    x = 96,019,992.31/11,236.31
  6. Step 6: Final answer
    x = 8,545.51

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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.