Home / 4,021.75-5,550.02-2,624.50

Finding the Fourth Proportional to 4,021.75, 5,550.02 and 2,624.50

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Solution

The fourth proportional to 4,021.75, 5,550.02 and 2,624.50 is: 3,621.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.75 : 5,550.02 = 2,624.50 : x
  2. Step 2: Convert to fraction form
    4,021.75/5,550.02 = 2,624.50/x
  3. Step 3: Cross multiply
    4,021.75x = 5,550.02 × 2,624.50
  4. Step 4: Simplify right side
    4,021.75x = 14,566,027.49
  5. Step 5: Solve for x
    x = 14,566,027.49/4,021.75
  6. Step 6: Final answer
    x = 3,621.81

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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.