Home / 4,580.12-6,871.41-1,947.75

Finding the Fourth Proportional to 4,580.12, 6,871.41 and 1,947.75

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Solution

The fourth proportional to 4,580.12, 6,871.41 and 1,947.75 is: 2,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.12 : 6,871.41 = 1,947.75 : x
  2. Step 2: Convert to fraction form
    4,580.12/6,871.41 = 1,947.75/x
  3. Step 3: Cross multiply
    4,580.12x = 6,871.41 × 1,947.75
  4. Step 4: Simplify right side
    4,580.12x = 13,383,788.83
  5. Step 5: Solve for x
    x = 13,383,788.83/4,580.12
  6. Step 6: Final answer
    x = 2,922.15

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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.