Home / 3,170.67-4,756.02-1,221.51

Finding the Fourth Proportional to 3,170.67, 4,756.02 and 1,221.51

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Solution

The fourth proportional to 3,170.67, 4,756.02 and 1,221.51 is: 1,832.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.67 : 4,756.02 = 1,221.51 : x
  2. Step 2: Convert to fraction form
    3,170.67/4,756.02 = 1,221.51/x
  3. Step 3: Cross multiply
    3,170.67x = 4,756.02 × 1,221.51
  4. Step 4: Simplify right side
    3,170.67x = 5,809,525.99
  5. Step 5: Solve for x
    x = 5,809,525.99/3,170.67
  6. Step 6: Final answer
    x = 1,832.27

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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.