Home / 11,623.54-16,040.44-6,318.31

Finding the Fourth Proportional to 11,623.54, 16,040.44 and 6,318.31

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Solution

The fourth proportional to 11,623.54, 16,040.44 and 6,318.31 is: 8,719.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.54 : 16,040.44 = 6,318.31 : x
  2. Step 2: Convert to fraction form
    11,623.54/16,040.44 = 6,318.31/x
  3. Step 3: Cross multiply
    11,623.54x = 16,040.44 × 6,318.31
  4. Step 4: Simplify right side
    11,623.54x = 101,348,472.46
  5. Step 5: Solve for x
    x = 101,348,472.46/11,623.54
  6. Step 6: Final answer
    x = 8,719.24

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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.