Home / 4,309.34-6,462.82-1,188.61

Finding the Fourth Proportional to 4,309.34, 6,462.82 and 1,188.61

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Solution

The fourth proportional to 4,309.34, 6,462.82 and 1,188.61 is: 1,782.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.34 : 6,462.82 = 1,188.61 : x
  2. Step 2: Convert to fraction form
    4,309.34/6,462.82 = 1,188.61/x
  3. Step 3: Cross multiply
    4,309.34x = 6,462.82 × 1,188.61
  4. Step 4: Simplify right side
    4,309.34x = 7,681,757.81
  5. Step 5: Solve for x
    x = 7,681,757.81/4,309.34
  6. Step 6: Final answer
    x = 1,782.59

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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.