Home / 11,900.50-16,422.26-6,595.80

Finding the Fourth Proportional to 11,900.50, 16,422.26 and 6,595.80

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Solution

The fourth proportional to 11,900.50, 16,422.26 and 6,595.80 is: 9,101.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,900.50 : 16,422.26 = 6,595.80 : x
  2. Step 2: Convert to fraction form
    11,900.50/16,422.26 = 6,595.80/x
  3. Step 3: Cross multiply
    11,900.50x = 16,422.26 × 6,595.80
  4. Step 4: Simplify right side
    11,900.50x = 108,317,942.51
  5. Step 5: Solve for x
    x = 108,317,942.51/11,900.50
  6. Step 6: Final answer
    x = 9,101.97

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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.