Home / 11,779.09-16,252.27-6,674.74

Finding the Fourth Proportional to 11,779.09, 16,252.27 and 6,674.74

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Solution

The fourth proportional to 11,779.09, 16,252.27 and 6,674.74 is: 9,209.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779.09 : 16,252.27 = 6,674.74 : x
  2. Step 2: Convert to fraction form
    11,779.09/16,252.27 = 6,674.74/x
  3. Step 3: Cross multiply
    11,779.09x = 16,252.27 × 6,674.74
  4. Step 4: Simplify right side
    11,779.09x = 108,479,676.66
  5. Step 5: Solve for x
    x = 108,479,676.66/11,779.09
  6. Step 6: Final answer
    x = 9,209.51

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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.