Home / 2,814.09-4,222.28-1,170.33

Finding the Fourth Proportional to 2,814.09, 4,222.28 and 1,170.33

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Solution

The fourth proportional to 2,814.09, 4,222.28 and 1,170.33 is: 1,755.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.09 : 4,222.28 = 1,170.33 : x
  2. Step 2: Convert to fraction form
    2,814.09/4,222.28 = 1,170.33/x
  3. Step 3: Cross multiply
    2,814.09x = 4,222.28 × 1,170.33
  4. Step 4: Simplify right side
    2,814.09x = 4,941,460.95
  5. Step 5: Solve for x
    x = 4,941,460.95/2,814.09
  6. Step 6: Final answer
    x = 1,755.97

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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.