Home / 11,847.57-16,349.65-6,542.37

Finding the Fourth Proportional to 11,847.57, 16,349.65 and 6,542.37

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Solution

The fourth proportional to 11,847.57, 16,349.65 and 6,542.37 is: 9,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847.57 : 16,349.65 = 6,542.37 : x
  2. Step 2: Convert to fraction form
    11,847.57/16,349.65 = 6,542.37/x
  3. Step 3: Cross multiply
    11,847.57x = 16,349.65 × 6,542.37
  4. Step 4: Simplify right side
    11,847.57x = 106,965,443.31
  5. Step 5: Solve for x
    x = 106,965,443.31/11,847.57
  6. Step 6: Final answer
    x = 9,028.47

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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.