Home / 11,836.64-16,334.16-6,530.96

Finding the Fourth Proportional to 11,836.64, 16,334.16 and 6,530.96

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Solution

The fourth proportional to 11,836.64, 16,334.16 and 6,530.96 is: 9,012.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.64 : 16,334.16 = 6,530.96 : x
  2. Step 2: Convert to fraction form
    11,836.64/16,334.16 = 6,530.96/x
  3. Step 3: Cross multiply
    11,836.64x = 16,334.16 × 6,530.96
  4. Step 4: Simplify right side
    11,836.64x = 106,677,745.59
  5. Step 5: Solve for x
    x = 106,677,745.59/11,836.64
  6. Step 6: Final answer
    x = 9,012.50

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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.