Home / 11,331.36-16,995.84-6,946.56

Finding the Fourth Proportional to 11,331.36, 16,995.84 and 6,946.56

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Solution

The fourth proportional to 11,331.36, 16,995.84 and 6,946.56 is: 10,419.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.36 : 16,995.84 = 6,946.56 : x
  2. Step 2: Convert to fraction form
    11,331.36/16,995.84 = 6,946.56/x
  3. Step 3: Cross multiply
    11,331.36x = 16,995.84 × 6,946.56
  4. Step 4: Simplify right side
    11,331.36x = 118,062,622.31
  5. Step 5: Solve for x
    x = 118,062,622.31/11,331.36
  6. Step 6: Final answer
    x = 10,419.10

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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.