Home / 11,836.96-16,334.96-6,531.76

Finding the Fourth Proportional to 11,836.96, 16,334.96 and 6,531.76

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Solution

The fourth proportional to 11,836.96, 16,334.96 and 6,531.76 is: 9,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.96 : 16,334.96 = 6,531.76 : x
  2. Step 2: Convert to fraction form
    11,836.96/16,334.96 = 6,531.76/x
  3. Step 3: Cross multiply
    11,836.96x = 16,334.96 × 6,531.76
  4. Step 4: Simplify right side
    11,836.96x = 106,696,038.33
  5. Step 5: Solve for x
    x = 106,696,038.33/11,836.96
  6. Step 6: Final answer
    x = 9,013.80

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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.