Home / 3,255.89-4,881.96-2,866.67

Finding the Fourth Proportional to 3,255.89, 4,881.96 and 2,866.67

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Solution

The fourth proportional to 3,255.89, 4,881.96 and 2,866.67 is: 4,298.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.89 : 4,881.96 = 2,866.67 : x
  2. Step 2: Convert to fraction form
    3,255.89/4,881.96 = 2,866.67/x
  3. Step 3: Cross multiply
    3,255.89x = 4,881.96 × 2,866.67
  4. Step 4: Simplify right side
    3,255.89x = 13,994,968.27
  5. Step 5: Solve for x
    x = 13,994,968.27/3,255.89
  6. Step 6: Final answer
    x = 4,298.35

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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.