Home / 5,015.52-7,517.95-3,628.19

Finding the Fourth Proportional to 5,015.52, 7,517.95 and 3,628.19

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Solution

The fourth proportional to 5,015.52, 7,517.95 and 3,628.19 is: 5,438.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.52 : 7,517.95 = 3,628.19 : x
  2. Step 2: Convert to fraction form
    5,015.52/7,517.95 = 3,628.19/x
  3. Step 3: Cross multiply
    5,015.52x = 7,517.95 × 3,628.19
  4. Step 4: Simplify right side
    5,015.52x = 27,276,560.73
  5. Step 5: Solve for x
    x = 27,276,560.73/5,015.52
  6. Step 6: Final answer
    x = 5,438.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.