Home / 5,460.25-8,195.23-2,540.20

Finding the Fourth Proportional to 5,460.25, 8,195.23 and 2,540.20

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Solution

The fourth proportional to 5,460.25, 8,195.23 and 2,540.20 is: 3,812.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.25 : 8,195.23 = 2,540.20 : x
  2. Step 2: Convert to fraction form
    5,460.25/8,195.23 = 2,540.20/x
  3. Step 3: Cross multiply
    5,460.25x = 8,195.23 × 2,540.20
  4. Step 4: Simplify right side
    5,460.25x = 20,817,482.27
  5. Step 5: Solve for x
    x = 20,817,482.27/5,460.25
  6. Step 6: Final answer
    x = 3,812.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.