Home / 1,472.37-2,032.07-949.92

Finding the Fourth Proportional to 1,472.37, 2,032.07 and 949.92

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Solution

The fourth proportional to 1,472.37, 2,032.07 and 949.92 is: 1,311.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.37 : 2,032.07 = 949.92 : x
  2. Step 2: Convert to fraction form
    1,472.37/2,032.07 = 949.92/x
  3. Step 3: Cross multiply
    1,472.37x = 2,032.07 × 949.92
  4. Step 4: Simplify right side
    1,472.37x = 1,930,299.18
  5. Step 5: Solve for x
    x = 1,930,299.18/1,472.37
  6. Step 6: Final answer
    x = 1,311.02

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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.