Home / 3,990.26-5,977.23-3,252.50

Finding the Fourth Proportional to 3,990.26, 5,977.23 and 3,252.50

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Solution

The fourth proportional to 3,990.26, 5,977.23 and 3,252.50 is: 4,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990.26 : 5,977.23 = 3,252.50 : x
  2. Step 2: Convert to fraction form
    3,990.26/5,977.23 = 3,252.50/x
  3. Step 3: Cross multiply
    3,990.26x = 5,977.23 × 3,252.50
  4. Step 4: Simplify right side
    3,990.26x = 19,440,940.58
  5. Step 5: Solve for x
    x = 19,440,940.58/3,990.26
  6. Step 6: Final answer
    x = 4,872.10

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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.