Home / 3,237.63-4,469.40-2,118.62

Finding the Fourth Proportional to 3,237.63, 4,469.40 and 2,118.62

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Solution

The fourth proportional to 3,237.63, 4,469.40 and 2,118.62 is: 2,924.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.63 : 4,469.40 = 2,118.62 : x
  2. Step 2: Convert to fraction form
    3,237.63/4,469.40 = 2,118.62/x
  3. Step 3: Cross multiply
    3,237.63x = 4,469.40 × 2,118.62
  4. Step 4: Simplify right side
    3,237.63x = 9,468,937.88
  5. Step 5: Solve for x
    x = 9,468,937.88/3,237.63
  6. Step 6: Final answer
    x = 2,924.65

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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.