Home / 11,814.91-16,304.40-6,779.02

Finding the Fourth Proportional to 11,814.91, 16,304.40 and 6,779.02

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Solution

The fourth proportional to 11,814.91, 16,304.40 and 6,779.02 is: 9,354.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.91 : 16,304.40 = 6,779.02 : x
  2. Step 2: Convert to fraction form
    11,814.91/16,304.40 = 6,779.02/x
  3. Step 3: Cross multiply
    11,814.91x = 16,304.40 × 6,779.02
  4. Step 4: Simplify right side
    11,814.91x = 110,527,847.73
  5. Step 5: Solve for x
    x = 110,527,847.73/11,814.91
  6. Step 6: Final answer
    x = 9,354.94

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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.