Home / 11,769.10-16,240.71-6,462.93

Finding the Fourth Proportional to 11,769.10, 16,240.71 and 6,462.93

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Solution

The fourth proportional to 11,769.10, 16,240.71 and 6,462.93 is: 8,918.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.10 : 16,240.71 = 6,462.93 : x
  2. Step 2: Convert to fraction form
    11,769.10/16,240.71 = 6,462.93/x
  3. Step 3: Cross multiply
    11,769.10x = 16,240.71 × 6,462.93
  4. Step 4: Simplify right side
    11,769.10x = 104,962,571.88
  5. Step 5: Solve for x
    x = 104,962,571.88/11,769.10
  6. Step 6: Final answer
    x = 8,918.49

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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.