Home / 3,973.62-5,964.48-2,124.66

Finding the Fourth Proportional to 3,973.62, 5,964.48 and 2,124.66

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Solution

The fourth proportional to 3,973.62, 5,964.48 and 2,124.66 is: 3,189.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.62 : 5,964.48 = 2,124.66 : x
  2. Step 2: Convert to fraction form
    3,973.62/5,964.48 = 2,124.66/x
  3. Step 3: Cross multiply
    3,973.62x = 5,964.48 × 2,124.66
  4. Step 4: Simplify right side
    3,973.62x = 12,672,492.08
  5. Step 5: Solve for x
    x = 12,672,492.08/3,973.62
  6. Step 6: Final answer
    x = 3,189.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.