Home / 11,852.64-16,356.60-6,817.86

Finding the Fourth Proportional to 11,852.64, 16,356.60 and 6,817.86

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Solution

The fourth proportional to 11,852.64, 16,356.60 and 6,817.86 is: 9,408.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852.64 : 16,356.60 = 6,817.86 : x
  2. Step 2: Convert to fraction form
    11,852.64/16,356.60 = 6,817.86/x
  3. Step 3: Cross multiply
    11,852.64x = 16,356.60 × 6,817.86
  4. Step 4: Simplify right side
    11,852.64x = 111,517,008.88
  5. Step 5: Solve for x
    x = 111,517,008.88/11,852.64
  6. Step 6: Final answer
    x = 9,408.62

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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.