Home / 3,571.52-5,356.20-1,624.28

Finding the Fourth Proportional to 3,571.52, 5,356.20 and 1,624.28

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Solution

The fourth proportional to 3,571.52, 5,356.20 and 1,624.28 is: 2,435.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.52 : 5,356.20 = 1,624.28 : x
  2. Step 2: Convert to fraction form
    3,571.52/5,356.20 = 1,624.28/x
  3. Step 3: Cross multiply
    3,571.52x = 5,356.20 × 1,624.28
  4. Step 4: Simplify right side
    3,571.52x = 8,699,968.54
  5. Step 5: Solve for x
    x = 8,699,968.54/3,571.52
  6. Step 6: Final answer
    x = 2,435.93

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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.