Home / 3,568.58-5,350.60-1,490.02

Finding the Fourth Proportional to 3,568.58, 5,350.60 and 1,490.02

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Solution

The fourth proportional to 3,568.58, 5,350.60 and 1,490.02 is: 2,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.58 : 5,350.60 = 1,490.02 : x
  2. Step 2: Convert to fraction form
    3,568.58/5,350.60 = 1,490.02/x
  3. Step 3: Cross multiply
    3,568.58x = 5,350.60 × 1,490.02
  4. Step 4: Simplify right side
    3,568.58x = 7,972,501.01
  5. Step 5: Solve for x
    x = 7,972,501.01/3,568.58
  6. Step 6: Final answer
    x = 2,234.08

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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.