Home / 3,237.06-4,462.43-2,289.90

Finding the Fourth Proportional to 3,237.06, 4,462.43 and 2,289.90

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Solution

The fourth proportional to 3,237.06, 4,462.43 and 2,289.90 is: 3,156.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.06 : 4,462.43 = 2,289.90 : x
  2. Step 2: Convert to fraction form
    3,237.06/4,462.43 = 2,289.90/x
  3. Step 3: Cross multiply
    3,237.06x = 4,462.43 × 2,289.90
  4. Step 4: Simplify right side
    3,237.06x = 10,218,518.46
  5. Step 5: Solve for x
    x = 10,218,518.46/3,237.06
  6. Step 6: Final answer
    x = 3,156.73

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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.