Home / 2,110.12-3,164.94-571.24

Finding the Fourth Proportional to 2,110.12, 3,164.94 and 571.24

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Solution

The fourth proportional to 2,110.12, 3,164.94 and 571.24 is: 856.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.12 : 3,164.94 = 571.24 : x
  2. Step 2: Convert to fraction form
    2,110.12/3,164.94 = 571.24/x
  3. Step 3: Cross multiply
    2,110.12x = 3,164.94 × 571.24
  4. Step 4: Simplify right side
    2,110.12x = 1,807,940.33
  5. Step 5: Solve for x
    x = 1,807,940.33/2,110.12
  6. Step 6: Final answer
    x = 856.80

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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.