Home / 5,028.09-7,540.38-1,740.30

Finding the Fourth Proportional to 5,028.09, 7,540.38 and 1,740.30

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Solution

The fourth proportional to 5,028.09, 7,540.38 and 1,740.30 is: 2,609.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.09 : 7,540.38 = 1,740.30 : x
  2. Step 2: Convert to fraction form
    5,028.09/7,540.38 = 1,740.30/x
  3. Step 3: Cross multiply
    5,028.09x = 7,540.38 × 1,740.30
  4. Step 4: Simplify right side
    5,028.09x = 13,122,523.31
  5. Step 5: Solve for x
    x = 13,122,523.31/5,028.09
  6. Step 6: Final answer
    x = 2,609.84

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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.