Home / 3,046.50-4,204.36-1,719.72

Finding the Fourth Proportional to 3,046.50, 4,204.36 and 1,719.72

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Solution

The fourth proportional to 3,046.50, 4,204.36 and 1,719.72 is: 2,373.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.50 : 4,204.36 = 1,719.72 : x
  2. Step 2: Convert to fraction form
    3,046.50/4,204.36 = 1,719.72/x
  3. Step 3: Cross multiply
    3,046.50x = 4,204.36 × 1,719.72
  4. Step 4: Simplify right side
    3,046.50x = 7,230,321.98
  5. Step 5: Solve for x
    x = 7,230,321.98/3,046.50
  6. Step 6: Final answer
    x = 2,373.32

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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.