Home / 5,534.79-7,638.39-3,382.26

Finding the Fourth Proportional to 5,534.79, 7,638.39 and 3,382.26

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Solution

The fourth proportional to 5,534.79, 7,638.39 and 3,382.26 is: 4,667.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.79 : 7,638.39 = 3,382.26 : x
  2. Step 2: Convert to fraction form
    5,534.79/7,638.39 = 3,382.26/x
  3. Step 3: Cross multiply
    5,534.79x = 7,638.39 × 3,382.26
  4. Step 4: Simplify right side
    5,534.79x = 25,835,020.96
  5. Step 5: Solve for x
    x = 25,835,020.96/5,534.79
  6. Step 6: Final answer
    x = 4,667.75

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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.