Home / 2,362.38-3,543.21-1,425.84

Finding the Fourth Proportional to 2,362.38, 3,543.21 and 1,425.84

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Solution

The fourth proportional to 2,362.38, 3,543.21 and 1,425.84 is: 2,138.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362.38 : 3,543.21 = 1,425.84 : x
  2. Step 2: Convert to fraction form
    2,362.38/3,543.21 = 1,425.84/x
  3. Step 3: Cross multiply
    2,362.38x = 3,543.21 × 1,425.84
  4. Step 4: Simplify right side
    2,362.38x = 5,052,050.55
  5. Step 5: Solve for x
    x = 5,052,050.55/2,362.38
  6. Step 6: Final answer
    x = 2,138.54

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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.