Home / 5,851.56-8,763.12-3,215.04

Finding the Fourth Proportional to 5,851.56, 8,763.12 and 3,215.04

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Solution

The fourth proportional to 5,851.56, 8,763.12 and 3,215.04 is: 4,814.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.56 : 8,763.12 = 3,215.04 : x
  2. Step 2: Convert to fraction form
    5,851.56/8,763.12 = 3,215.04/x
  3. Step 3: Cross multiply
    5,851.56x = 8,763.12 × 3,215.04
  4. Step 4: Simplify right side
    5,851.56x = 28,173,781.32
  5. Step 5: Solve for x
    x = 28,173,781.32/5,851.56
  6. Step 6: Final answer
    x = 4,814.75

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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.