Home / 5,723.30-8,570.55-3,764.90

Finding the Fourth Proportional to 5,723.30, 8,570.55 and 3,764.90

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Solution

The fourth proportional to 5,723.30, 8,570.55 and 3,764.90 is: 5,637.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.30 : 8,570.55 = 3,764.90 : x
  2. Step 2: Convert to fraction form
    5,723.30/8,570.55 = 3,764.90/x
  3. Step 3: Cross multiply
    5,723.30x = 8,570.55 × 3,764.90
  4. Step 4: Simplify right side
    5,723.30x = 32,267,263.70
  5. Step 5: Solve for x
    x = 32,267,263.70/5,723.30
  6. Step 6: Final answer
    x = 5,637.88

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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.