Home / 3,350.72-5,023.74-1,270.84

Finding the Fourth Proportional to 3,350.72, 5,023.74 and 1,270.84

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Solution

The fourth proportional to 3,350.72, 5,023.74 and 1,270.84 is: 1,905.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.72 : 5,023.74 = 1,270.84 : x
  2. Step 2: Convert to fraction form
    3,350.72/5,023.74 = 1,270.84/x
  3. Step 3: Cross multiply
    3,350.72x = 5,023.74 × 1,270.84
  4. Step 4: Simplify right side
    3,350.72x = 6,384,369.74
  5. Step 5: Solve for x
    x = 6,384,369.74/3,350.72
  6. Step 6: Final answer
    x = 1,905.37

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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.