Home / 5,277.75-7,283.43-3,182.01

Finding the Fourth Proportional to 5,277.75, 7,283.43 and 3,182.01

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Solution

The fourth proportional to 5,277.75, 7,283.43 and 3,182.01 is: 4,391.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.75 : 7,283.43 = 3,182.01 : x
  2. Step 2: Convert to fraction form
    5,277.75/7,283.43 = 3,182.01/x
  3. Step 3: Cross multiply
    5,277.75x = 7,283.43 × 3,182.01
  4. Step 4: Simplify right side
    5,277.75x = 23,175,947.09
  5. Step 5: Solve for x
    x = 23,175,947.09/5,277.75
  6. Step 6: Final answer
    x = 4,391.26

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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.