Home / 11,786.84-16,261.19-6,748.34

Finding the Fourth Proportional to 11,786.84, 16,261.19 and 6,748.34

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Solution

The fourth proportional to 11,786.84, 16,261.19 and 6,748.34 is: 9,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.84 : 16,261.19 = 6,748.34 : x
  2. Step 2: Convert to fraction form
    11,786.84/16,261.19 = 6,748.34/x
  3. Step 3: Cross multiply
    11,786.84x = 16,261.19 × 6,748.34
  4. Step 4: Simplify right side
    11,786.84x = 109,736,038.92
  5. Step 5: Solve for x
    x = 109,736,038.92/11,786.84
  6. Step 6: Final answer
    x = 9,310.05

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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.