Home / 11,875.94-17,814.93-3,110.85

Finding the Fourth Proportional to 11,875.94, 17,814.93 and 3,110.85

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Solution

The fourth proportional to 11,875.94, 17,814.93 and 3,110.85 is: 4,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,875.94 : 17,814.93 = 3,110.85 : x
  2. Step 2: Convert to fraction form
    11,875.94/17,814.93 = 3,110.85/x
  3. Step 3: Cross multiply
    11,875.94x = 17,814.93 × 3,110.85
  4. Step 4: Simplify right side
    11,875.94x = 55,419,470.36
  5. Step 5: Solve for x
    x = 55,419,470.36/11,875.94
  6. Step 6: Final answer
    x = 4,666.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.