Home / 11,733.28-16,194.78-7,254.34

Finding the Fourth Proportional to 11,733.28, 16,194.78 and 7,254.34

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Solution

The fourth proportional to 11,733.28, 16,194.78 and 7,254.34 is: 10,012.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,733.28 : 16,194.78 = 7,254.34 : x
  2. Step 2: Convert to fraction form
    11,733.28/16,194.78 = 7,254.34/x
  3. Step 3: Cross multiply
    11,733.28x = 16,194.78 × 7,254.34
  4. Step 4: Simplify right side
    11,733.28x = 117,482,440.35
  5. Step 5: Solve for x
    x = 117,482,440.35/11,733.28
  6. Step 6: Final answer
    x = 10,012.75

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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.