Home / 7,964.60-11,939.43-2,695.92

Finding the Fourth Proportional to 7,964.60, 11,939.43 and 2,695.92

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Solution

The fourth proportional to 7,964.60, 11,939.43 and 2,695.92 is: 4,041.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964.60 : 11,939.43 = 2,695.92 : x
  2. Step 2: Convert to fraction form
    7,964.60/11,939.43 = 2,695.92/x
  3. Step 3: Cross multiply
    7,964.60x = 11,939.43 × 2,695.92
  4. Step 4: Simplify right side
    7,964.60x = 32,187,727.42
  5. Step 5: Solve for x
    x = 32,187,727.42/7,964.60
  6. Step 6: Final answer
    x = 4,041.35

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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.