Home / 11,756.09-16,223.42-6,450.93

Finding the Fourth Proportional to 11,756.09, 16,223.42 and 6,450.93

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Solution

The fourth proportional to 11,756.09, 16,223.42 and 6,450.93 is: 8,902.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756.09 : 16,223.42 = 6,450.93 : x
  2. Step 2: Convert to fraction form
    11,756.09/16,223.42 = 6,450.93/x
  3. Step 3: Cross multiply
    11,756.09x = 16,223.42 × 6,450.93
  4. Step 4: Simplify right side
    11,756.09x = 104,656,162.91
  5. Step 5: Solve for x
    x = 104,656,162.91/11,756.09
  6. Step 6: Final answer
    x = 8,902.29

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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.