Home / 11,809.03-16,297.20-6,503.84

Finding the Fourth Proportional to 11,809.03, 16,297.20 and 6,503.84

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Solution

The fourth proportional to 11,809.03, 16,297.20 and 6,503.84 is: 8,975.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.03 : 16,297.20 = 6,503.84 : x
  2. Step 2: Convert to fraction form
    11,809.03/16,297.20 = 6,503.84/x
  3. Step 3: Cross multiply
    11,809.03x = 16,297.20 × 6,503.84
  4. Step 4: Simplify right side
    11,809.03x = 105,994,397.60
  5. Step 5: Solve for x
    x = 105,994,397.60/11,809.03
  6. Step 6: Final answer
    x = 8,975.71

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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.