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Finding the Fourth Proportional to 6,539.82, 9,809.73 and 4,352.82

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Solution

The fourth proportional to 6,539.82, 9,809.73 and 4,352.82 is: 6,529.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.82 : 9,809.73 = 4,352.82 : x
  2. Step 2: Convert to fraction form
    6,539.82/9,809.73 = 4,352.82/x
  3. Step 3: Cross multiply
    6,539.82x = 9,809.73 × 4,352.82
  4. Step 4: Simplify right side
    6,539.82x = 42,699,988.94
  5. Step 5: Solve for x
    x = 42,699,988.94/6,539.82
  6. Step 6: Final answer
    x = 6,529.23

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Similar ratio
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1.5x scale

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.