Home / 3,245.50-4,868.32-2,428.96

Finding the Fourth Proportional to 3,245.50, 4,868.32 and 2,428.96

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Solution

The fourth proportional to 3,245.50, 4,868.32 and 2,428.96 is: 3,643.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.50 : 4,868.32 = 2,428.96 : x
  2. Step 2: Convert to fraction form
    3,245.50/4,868.32 = 2,428.96/x
  3. Step 3: Cross multiply
    3,245.50x = 4,868.32 × 2,428.96
  4. Step 4: Simplify right side
    3,245.50x = 11,824,954.55
  5. Step 5: Solve for x
    x = 11,824,954.55/3,245.50
  6. Step 6: Final answer
    x = 3,643.49

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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.