Home / 11,679.83-16,098.96-8,277.98

Finding the Fourth Proportional to 11,679.83, 16,098.96 and 8,277.98

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Solution

The fourth proportional to 11,679.83, 16,098.96 and 8,277.98 is: 11,410.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679.83 : 16,098.96 = 8,277.98 : x
  2. Step 2: Convert to fraction form
    11,679.83/16,098.96 = 8,277.98/x
  3. Step 3: Cross multiply
    11,679.83x = 16,098.96 × 8,277.98
  4. Step 4: Simplify right side
    11,679.83x = 133,266,868.90
  5. Step 5: Solve for x
    x = 133,266,868.90/11,679.83
  6. Step 6: Final answer
    x = 11,410.00

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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.