Home / 11,426.85-17,135.64-3,527.46

Finding the Fourth Proportional to 11,426.85, 17,135.64 and 3,527.46

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Solution

The fourth proportional to 11,426.85, 17,135.64 and 3,527.46 is: 5,289.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,426.85 : 17,135.64 = 3,527.46 : x
  2. Step 2: Convert to fraction form
    11,426.85/17,135.64 = 3,527.46/x
  3. Step 3: Cross multiply
    11,426.85x = 17,135.64 × 3,527.46
  4. Step 4: Simplify right side
    11,426.85x = 60,445,284.67
  5. Step 5: Solve for x
    x = 60,445,284.67/11,426.85
  6. Step 6: Final answer
    x = 5,289.76

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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.