Home / 4,856.57-7,290.25-2,515.94

Finding the Fourth Proportional to 4,856.57, 7,290.25 and 2,515.94

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Solution

The fourth proportional to 4,856.57, 7,290.25 and 2,515.94 is: 3,776.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856.57 : 7,290.25 = 2,515.94 : x
  2. Step 2: Convert to fraction form
    4,856.57/7,290.25 = 2,515.94/x
  3. Step 3: Cross multiply
    4,856.57x = 7,290.25 × 2,515.94
  4. Step 4: Simplify right side
    4,856.57x = 18,341,843.52
  5. Step 5: Solve for x
    x = 18,341,843.52/4,856.57
  6. Step 6: Final answer
    x = 3,776.71

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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.