Home / 5,549.49-7,650.79-4,355.75

Finding the Fourth Proportional to 5,549.49, 7,650.79 and 4,355.75

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Solution

The fourth proportional to 5,549.49, 7,650.79 and 4,355.75 is: 6,005.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.49 : 7,650.79 = 4,355.75 : x
  2. Step 2: Convert to fraction form
    5,549.49/7,650.79 = 4,355.75/x
  3. Step 3: Cross multiply
    5,549.49x = 7,650.79 × 4,355.75
  4. Step 4: Simplify right side
    5,549.49x = 33,324,936.78
  5. Step 5: Solve for x
    x = 33,324,936.78/5,549.49
  6. Step 6: Final answer
    x = 6,005.04

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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.