Home / 5,063.56-6,986.66-3,721.28

Finding the Fourth Proportional to 5,063.56, 6,986.66 and 3,721.28

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Solution

The fourth proportional to 5,063.56, 6,986.66 and 3,721.28 is: 5,134.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,063.56 : 6,986.66 = 3,721.28 : x
  2. Step 2: Convert to fraction form
    5,063.56/6,986.66 = 3,721.28/x
  3. Step 3: Cross multiply
    5,063.56x = 6,986.66 × 3,721.28
  4. Step 4: Simplify right side
    5,063.56x = 25,999,264.59
  5. Step 5: Solve for x
    x = 25,999,264.59/5,063.56
  6. Step 6: Final answer
    x = 5,134.58

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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.