Home / 5,583.20-7,704.94-3,345.28

Finding the Fourth Proportional to 5,583.20, 7,704.94 and 3,345.28

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Solution

The fourth proportional to 5,583.20, 7,704.94 and 3,345.28 is: 4,616.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.20 : 7,704.94 = 3,345.28 : x
  2. Step 2: Convert to fraction form
    5,583.20/7,704.94 = 3,345.28/x
  3. Step 3: Cross multiply
    5,583.20x = 7,704.94 × 3,345.28
  4. Step 4: Simplify right side
    5,583.20x = 25,775,181.68
  5. Step 5: Solve for x
    x = 25,775,181.68/5,583.20
  6. Step 6: Final answer
    x = 4,616.56

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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.