Home / 4,571.25-6,855.52-1,938.72

Finding the Fourth Proportional to 4,571.25, 6,855.52 and 1,938.72

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Solution

The fourth proportional to 4,571.25, 6,855.52 and 1,938.72 is: 2,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.25 : 6,855.52 = 1,938.72 : x
  2. Step 2: Convert to fraction form
    4,571.25/6,855.52 = 1,938.72/x
  3. Step 3: Cross multiply
    4,571.25x = 6,855.52 × 1,938.72
  4. Step 4: Simplify right side
    4,571.25x = 13,290,956.77
  5. Step 5: Solve for x
    x = 13,290,956.77/4,571.25
  6. Step 6: Final answer
    x = 2,907.51

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1.5x scale

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.