Home / 3,056.24-4,217.82-1,729.46

Finding the Fourth Proportional to 3,056.24, 4,217.82 and 1,729.46

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Solution

The fourth proportional to 3,056.24, 4,217.82 and 1,729.46 is: 2,386.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.24 : 4,217.82 = 1,729.46 : x
  2. Step 2: Convert to fraction form
    3,056.24/4,217.82 = 1,729.46/x
  3. Step 3: Cross multiply
    3,056.24x = 4,217.82 × 1,729.46
  4. Step 4: Simplify right side
    3,056.24x = 7,294,550.98
  5. Step 5: Solve for x
    x = 7,294,550.98/3,056.24
  6. Step 6: Final answer
    x = 2,386.77

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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.