Home / 5,534.85-7,638.12-3,296.28

Finding the Fourth Proportional to 5,534.85, 7,638.12 and 3,296.28

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Solution

The fourth proportional to 5,534.85, 7,638.12 and 3,296.28 is: 4,548.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.85 : 7,638.12 = 3,296.28 : x
  2. Step 2: Convert to fraction form
    5,534.85/7,638.12 = 3,296.28/x
  3. Step 3: Cross multiply
    5,534.85x = 7,638.12 × 3,296.28
  4. Step 4: Simplify right side
    5,534.85x = 25,177,382.19
  5. Step 5: Solve for x
    x = 25,177,382.19/5,534.85
  6. Step 6: Final answer
    x = 4,548.88

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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.