Home / 5,947.75-8,921.09-3,607.05

Finding the Fourth Proportional to 5,947.75, 8,921.09 and 3,607.05

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Solution

The fourth proportional to 5,947.75, 8,921.09 and 3,607.05 is: 5,410.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.75 : 8,921.09 = 3,607.05 : x
  2. Step 2: Convert to fraction form
    5,947.75/8,921.09 = 3,607.05/x
  3. Step 3: Cross multiply
    5,947.75x = 8,921.09 × 3,607.05
  4. Step 4: Simplify right side
    5,947.75x = 32,178,789.69
  5. Step 5: Solve for x
    x = 32,178,789.69/5,947.75
  6. Step 6: Final answer
    x = 5,410.25

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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.