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Finding the Fourth Proportional to 6,536.56, 9,782.68 and 3,941.32

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Solution

The fourth proportional to 6,536.56, 9,782.68 and 3,941.32 is: 5,898.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,536.56 : 9,782.68 = 3,941.32 : x
  2. Step 2: Convert to fraction form
    6,536.56/9,782.68 = 3,941.32/x
  3. Step 3: Cross multiply
    6,536.56x = 9,782.68 × 3,941.32
  4. Step 4: Simplify right side
    6,536.56x = 38,556,672.34
  5. Step 5: Solve for x
    x = 38,556,672.34/6,536.56
  6. Step 6: Final answer
    x = 5,898.62

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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.