Home / 5,927.30-8,178.40-3,536.63

Finding the Fourth Proportional to 5,927.30, 8,178.40 and 3,536.63

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Solution

The fourth proportional to 5,927.30, 8,178.40 and 3,536.63 is: 4,879.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.30 : 8,178.40 = 3,536.63 : x
  2. Step 2: Convert to fraction form
    5,927.30/8,178.40 = 3,536.63/x
  3. Step 3: Cross multiply
    5,927.30x = 8,178.40 × 3,536.63
  4. Step 4: Simplify right side
    5,927.30x = 28,923,974.79
  5. Step 5: Solve for x
    x = 28,923,974.79/5,927.30
  6. Step 6: Final answer
    x = 4,879.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.