Home / 11,623.44-16,040.36-6,318.24

Finding the Fourth Proportional to 11,623.44, 16,040.36 and 6,318.24

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Solution

The fourth proportional to 11,623.44, 16,040.36 and 6,318.24 is: 8,719.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.44 : 16,040.36 = 6,318.24 : x
  2. Step 2: Convert to fraction form
    11,623.44/16,040.36 = 6,318.24/x
  3. Step 3: Cross multiply
    11,623.44x = 16,040.36 × 6,318.24
  4. Step 4: Simplify right side
    11,623.44x = 101,346,844.17
  5. Step 5: Solve for x
    x = 101,346,844.17/11,623.44
  6. Step 6: Final answer
    x = 8,719.18

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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.