Home / 9,729.34-14,594.32-3,806

Finding the Fourth Proportional to 9,729.34, 14,594.32 and 3,806

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Solution

The fourth proportional to 9,729.34, 14,594.32 and 3,806 is: 5,709.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,729.34 : 14,594.32 = 3,806 : x
  2. Step 2: Convert to fraction form
    9,729.34/14,594.32 = 3,806/x
  3. Step 3: Cross multiply
    9,729.34x = 14,594.32 × 3,806
  4. Step 4: Simplify right side
    9,729.34x = 55,545,981.92
  5. Step 5: Solve for x
    x = 55,545,981.92/9,729.34
  6. Step 6: Final answer
    x = 5,709.12

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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.