Home / 11,956.40-16,497.33-6,920.32

Finding the Fourth Proportional to 11,956.40, 16,497.33 and 6,920.32

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Solution

The fourth proportional to 11,956.40, 16,497.33 and 6,920.32 is: 9,548.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,956.40 : 16,497.33 = 6,920.32 : x
  2. Step 2: Convert to fraction form
    11,956.40/16,497.33 = 6,920.32/x
  3. Step 3: Cross multiply
    11,956.40x = 16,497.33 × 6,920.32
  4. Step 4: Simplify right side
    11,956.40x = 114,166,736.55
  5. Step 5: Solve for x
    x = 114,166,736.55/11,956.40
  6. Step 6: Final answer
    x = 9,548.59

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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.