Home / 11,666.83-16,099.88-6,361.75

Finding the Fourth Proportional to 11,666.83, 16,099.88 and 6,361.75

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Solution

The fourth proportional to 11,666.83, 16,099.88 and 6,361.75 is: 8,779.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666.83 : 16,099.88 = 6,361.75 : x
  2. Step 2: Convert to fraction form
    11,666.83/16,099.88 = 6,361.75/x
  3. Step 3: Cross multiply
    11,666.83x = 16,099.88 × 6,361.75
  4. Step 4: Simplify right side
    11,666.83x = 102,423,379.78
  5. Step 5: Solve for x
    x = 102,423,379.78/11,666.83
  6. Step 6: Final answer
    x = 8,779.02

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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.