Home / 5,469.04-7,544.64-3,579.79

Finding the Fourth Proportional to 5,469.04, 7,544.64 and 3,579.79

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Solution

The fourth proportional to 5,469.04, 7,544.64 and 3,579.79 is: 4,938.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.04 : 7,544.64 = 3,579.79 : x
  2. Step 2: Convert to fraction form
    5,469.04/7,544.64 = 3,579.79/x
  3. Step 3: Cross multiply
    5,469.04x = 7,544.64 × 3,579.79
  4. Step 4: Simplify right side
    5,469.04x = 27,008,216.91
  5. Step 5: Solve for x
    x = 27,008,216.91/5,469.04
  6. Step 6: Final answer
    x = 4,938.39

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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.