Home / 5,947.56-8,918.69-3,173.72

Finding the Fourth Proportional to 5,947.56, 8,918.69 and 3,173.72

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Solution

The fourth proportional to 5,947.56, 8,918.69 and 3,173.72 is: 4,759.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.56 : 8,918.69 = 3,173.72 : x
  2. Step 2: Convert to fraction form
    5,947.56/8,918.69 = 3,173.72/x
  3. Step 3: Cross multiply
    5,947.56x = 8,918.69 × 3,173.72
  4. Step 4: Simplify right side
    5,947.56x = 28,305,364.36
  5. Step 5: Solve for x
    x = 28,305,364.36/5,947.56
  6. Step 6: Final answer
    x = 4,759.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.