Home / 4,511.30-6,219.79-3,880.51

Finding the Fourth Proportional to 4,511.30, 6,219.79 and 3,880.51

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Solution

The fourth proportional to 4,511.30, 6,219.79 and 3,880.51 is: 5,350.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.30 : 6,219.79 = 3,880.51 : x
  2. Step 2: Convert to fraction form
    4,511.30/6,219.79 = 3,880.51/x
  3. Step 3: Cross multiply
    4,511.30x = 6,219.79 × 3,880.51
  4. Step 4: Simplify right side
    4,511.30x = 24,135,932.04
  5. Step 5: Solve for x
    x = 24,135,932.04/4,511.30
  6. Step 6: Final answer
    x = 5,350.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.