Home / 1,349.24-1,857.27-1,163.34

Finding the Fourth Proportional to 1,349.24, 1,857.27 and 1,163.34

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Solution

The fourth proportional to 1,349.24, 1,857.27 and 1,163.34 is: 1,601.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.24 : 1,857.27 = 1,163.34 : x
  2. Step 2: Convert to fraction form
    1,349.24/1,857.27 = 1,163.34/x
  3. Step 3: Cross multiply
    1,349.24x = 1,857.27 × 1,163.34
  4. Step 4: Simplify right side
    1,349.24x = 2,160,636.48
  5. Step 5: Solve for x
    x = 2,160,636.48/1,349.24
  6. Step 6: Final answer
    x = 1,601.37

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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.