Home / 3,568.24-5,353.03-1,620.58

Finding the Fourth Proportional to 3,568.24, 5,353.03 and 1,620.58

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Solution

The fourth proportional to 3,568.24, 5,353.03 and 1,620.58 is: 2,431.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.24 : 5,353.03 = 1,620.58 : x
  2. Step 2: Convert to fraction form
    3,568.24/5,353.03 = 1,620.58/x
  3. Step 3: Cross multiply
    3,568.24x = 5,353.03 × 1,620.58
  4. Step 4: Simplify right side
    3,568.24x = 8,675,013.36
  5. Step 5: Solve for x
    x = 8,675,013.36/3,568.24
  6. Step 6: Final answer
    x = 2,431.17

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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.