Home / 3,046.67-4,204.37-1,720.29

Finding the Fourth Proportional to 3,046.67, 4,204.37 and 1,720.29

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Solution

The fourth proportional to 3,046.67, 4,204.37 and 1,720.29 is: 2,373.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.67 : 4,204.37 = 1,720.29 : x
  2. Step 2: Convert to fraction form
    3,046.67/4,204.37 = 1,720.29/x
  3. Step 3: Cross multiply
    3,046.67x = 4,204.37 × 1,720.29
  4. Step 4: Simplify right side
    3,046.67x = 7,232,735.67
  5. Step 5: Solve for x
    x = 7,232,735.67/3,046.67
  6. Step 6: Final answer
    x = 2,373.98

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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.