Home / 11,771.35-16,237.66-7,052.89

Finding the Fourth Proportional to 11,771.35, 16,237.66 and 7,052.89

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Solution

The fourth proportional to 11,771.35, 16,237.66 and 7,052.89 is: 9,728.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,771.35 : 16,237.66 = 7,052.89 : x
  2. Step 2: Convert to fraction form
    11,771.35/16,237.66 = 7,052.89/x
  3. Step 3: Cross multiply
    11,771.35x = 16,237.66 × 7,052.89
  4. Step 4: Simplify right side
    11,771.35x = 114,522,429.84
  5. Step 5: Solve for x
    x = 114,522,429.84/11,771.35
  6. Step 6: Final answer
    x = 9,728.91

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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.