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Finding the Fourth Proportional to 6,907.11, 9,539.73 and 4,559.73

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Solution

The fourth proportional to 6,907.11, 9,539.73 and 4,559.73 is: 6,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.11 : 9,539.73 = 4,559.73 : x
  2. Step 2: Convert to fraction form
    6,907.11/9,539.73 = 4,559.73/x
  3. Step 3: Cross multiply
    6,907.11x = 9,539.73 × 4,559.73
  4. Step 4: Simplify right side
    6,907.11x = 43,498,593.07
  5. Step 5: Solve for x
    x = 43,498,593.07/6,907.11
  6. Step 6: Final answer
    x = 6,297.65

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1.5x scale

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.