Home / 9,964.32-14,943.60-3,806.88

Finding the Fourth Proportional to 9,964.32, 14,943.60 and 3,806.88

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Solution

The fourth proportional to 9,964.32, 14,943.60 and 3,806.88 is: 5,709.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.32 : 14,943.60 = 3,806.88 : x
  2. Step 2: Convert to fraction form
    9,964.32/14,943.60 = 3,806.88/x
  3. Step 3: Cross multiply
    9,964.32x = 14,943.60 × 3,806.88
  4. Step 4: Simplify right side
    9,964.32x = 56,888,491.97
  5. Step 5: Solve for x
    x = 56,888,491.97/9,964.32
  6. Step 6: Final answer
    x = 5,709.22

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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.