Home / 2,370.37-3,555.54-1,275.25

Finding the Fourth Proportional to 2,370.37, 3,555.54 and 1,275.25

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Solution

The fourth proportional to 2,370.37, 3,555.54 and 1,275.25 is: 1,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.37 : 3,555.54 = 1,275.25 : x
  2. Step 2: Convert to fraction form
    2,370.37/3,555.54 = 1,275.25/x
  3. Step 3: Cross multiply
    2,370.37x = 3,555.54 × 1,275.25
  4. Step 4: Simplify right side
    2,370.37x = 4,534,202.39
  5. Step 5: Solve for x
    x = 4,534,202.39/2,370.37
  6. Step 6: Final answer
    x = 1,912.87

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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.