Home / 5,723.21-8,585.12-1,827.31

Finding the Fourth Proportional to 5,723.21, 8,585.12 and 1,827.31

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Solution

The fourth proportional to 5,723.21, 8,585.12 and 1,827.31 is: 2,741.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.21 : 8,585.12 = 1,827.31 : x
  2. Step 2: Convert to fraction form
    5,723.21/8,585.12 = 1,827.31/x
  3. Step 3: Cross multiply
    5,723.21x = 8,585.12 × 1,827.31
  4. Step 4: Simplify right side
    5,723.21x = 15,687,675.63
  5. Step 5: Solve for x
    x = 15,687,675.63/5,723.21
  6. Step 6: Final answer
    x = 2,741.06

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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.