Home / 11,789.49-17,661.06-6,848.76

Finding the Fourth Proportional to 11,789.49, 17,661.06 and 6,848.76

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Solution

The fourth proportional to 11,789.49, 17,661.06 and 6,848.76 is: 10,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.49 : 17,661.06 = 6,848.76 : x
  2. Step 2: Convert to fraction form
    11,789.49/17,661.06 = 6,848.76/x
  3. Step 3: Cross multiply
    11,789.49x = 17,661.06 × 6,848.76
  4. Step 4: Simplify right side
    11,789.49x = 120,956,361.29
  5. Step 5: Solve for x
    x = 120,956,361.29/11,789.49
  6. Step 6: Final answer
    x = 10,259.68

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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.