Home / 3,231.90-4,847.76-1,751.76

Finding the Fourth Proportional to 3,231.90, 4,847.76 and 1,751.76

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Solution

The fourth proportional to 3,231.90, 4,847.76 and 1,751.76 is: 2,627.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.90 : 4,847.76 = 1,751.76 : x
  2. Step 2: Convert to fraction form
    3,231.90/4,847.76 = 1,751.76/x
  3. Step 3: Cross multiply
    3,231.90x = 4,847.76 × 1,751.76
  4. Step 4: Simplify right side
    3,231.90x = 8,492,112.06
  5. Step 5: Solve for x
    x = 8,492,112.06/3,231.90
  6. Step 6: Final answer
    x = 2,627.59

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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.