Home / 3,053.10-4,213.36-1,727

Finding the Fourth Proportional to 3,053.10, 4,213.36 and 1,727

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Solution

The fourth proportional to 3,053.10, 4,213.36 and 1,727 is: 2,383.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.10 : 4,213.36 = 1,727 : x
  2. Step 2: Convert to fraction form
    3,053.10/4,213.36 = 1,727/x
  3. Step 3: Cross multiply
    3,053.10x = 4,213.36 × 1,727
  4. Step 4: Simplify right side
    3,053.10x = 7,276,472.72
  5. Step 5: Solve for x
    x = 7,276,472.72/3,053.10
  6. Step 6: Final answer
    x = 2,383.31

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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.