Home / 11,914.40-16,444.01-6,877.96

Finding the Fourth Proportional to 11,914.40, 16,444.01 and 6,877.96

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Solution

The fourth proportional to 11,914.40, 16,444.01 and 6,877.96 is: 9,492.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.40 : 16,444.01 = 6,877.96 : x
  2. Step 2: Convert to fraction form
    11,914.40/16,444.01 = 6,877.96/x
  3. Step 3: Cross multiply
    11,914.40x = 16,444.01 × 6,877.96
  4. Step 4: Simplify right side
    11,914.40x = 113,101,243.02
  5. Step 5: Solve for x
    x = 113,101,243.02/11,914.40
  6. Step 6: Final answer
    x = 9,492.82

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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.