Home / 11,326.12-16,964.58-6,930.28

Finding the Fourth Proportional to 11,326.12, 16,964.58 and 6,930.28

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Solution

The fourth proportional to 11,326.12, 16,964.58 and 6,930.28 is: 10,380.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.12 : 16,964.58 = 6,930.28 : x
  2. Step 2: Convert to fraction form
    11,326.12/16,964.58 = 6,930.28/x
  3. Step 3: Cross multiply
    11,326.12x = 16,964.58 × 6,930.28
  4. Step 4: Simplify right side
    11,326.12x = 117,569,289.48
  5. Step 5: Solve for x
    x = 117,569,289.48/11,326.12
  6. Step 6: Final answer
    x = 10,380.37

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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.