Home / 1,350.12-2,025.30-376.24

Finding the Fourth Proportional to 1,350.12, 2,025.30 and 376.24

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Solution

The fourth proportional to 1,350.12, 2,025.30 and 376.24 is: 564.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.12 : 2,025.30 = 376.24 : x
  2. Step 2: Convert to fraction form
    1,350.12/2,025.30 = 376.24/x
  3. Step 3: Cross multiply
    1,350.12x = 2,025.30 × 376.24
  4. Step 4: Simplify right side
    1,350.12x = 761,998.87
  5. Step 5: Solve for x
    x = 761,998.87/1,350.12
  6. Step 6: Final answer
    x = 564.39

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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.