Home / 11,808.23-16,295.67-6,503.39

Finding the Fourth Proportional to 11,808.23, 16,295.67 and 6,503.39

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Solution

The fourth proportional to 11,808.23, 16,295.67 and 6,503.39 is: 8,974.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.23 : 16,295.67 = 6,503.39 : x
  2. Step 2: Convert to fraction form
    11,808.23/16,295.67 = 6,503.39/x
  3. Step 3: Cross multiply
    11,808.23x = 16,295.67 × 6,503.39
  4. Step 4: Simplify right side
    11,808.23x = 105,976,983.33
  5. Step 5: Solve for x
    x = 105,976,983.33/11,808.23
  6. Step 6: Final answer
    x = 8,974.84

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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.