Home / 8,015.46-12,021.03-3,628.50

Finding the Fourth Proportional to 8,015.46, 12,021.03 and 3,628.50

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Solution

The fourth proportional to 8,015.46, 12,021.03 and 3,628.50 is: 5,441.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.46 : 12,021.03 = 3,628.50 : x
  2. Step 2: Convert to fraction form
    8,015.46/12,021.03 = 3,628.50/x
  3. Step 3: Cross multiply
    8,015.46x = 12,021.03 × 3,628.50
  4. Step 4: Simplify right side
    8,015.46x = 43,618,307.36
  5. Step 5: Solve for x
    x = 43,618,307.36/8,015.46
  6. Step 6: Final answer
    x = 5,441.77

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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.