Home / 10,539.42-15,804.62-3,517.53

Finding the Fourth Proportional to 10,539.42, 15,804.62 and 3,517.53

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Solution

The fourth proportional to 10,539.42, 15,804.62 and 3,517.53 is: 5,274.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,539.42 : 15,804.62 = 3,517.53 : x
  2. Step 2: Convert to fraction form
    10,539.42/15,804.62 = 3,517.53/x
  3. Step 3: Cross multiply
    10,539.42x = 15,804.62 × 3,517.53
  4. Step 4: Simplify right side
    10,539.42x = 55,593,161.32
  5. Step 5: Solve for x
    x = 55,593,161.32/10,539.42
  6. Step 6: Final answer
    x = 5,274.79

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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.