Home / 3,647.20-5,056.27-3,450.16

Finding the Fourth Proportional to 3,647.20, 5,056.27 and 3,450.16

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Solution

The fourth proportional to 3,647.20, 5,056.27 and 3,450.16 is: 4,783.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.20 : 5,056.27 = 3,450.16 : x
  2. Step 2: Convert to fraction form
    3,647.20/5,056.27 = 3,450.16/x
  3. Step 3: Cross multiply
    3,647.20x = 5,056.27 × 3,450.16
  4. Step 4: Simplify right side
    3,647.20x = 17,444,940.50
  5. Step 5: Solve for x
    x = 17,444,940.50/3,647.20
  6. Step 6: Final answer
    x = 4,783.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.