Home / 8,783.29-13,163.32-4,614.78

Finding the Fourth Proportional to 8,783.29, 13,163.32 and 4,614.78

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Solution

The fourth proportional to 8,783.29, 13,163.32 and 4,614.78 is: 6,916.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783.29 : 13,163.32 = 4,614.78 : x
  2. Step 2: Convert to fraction form
    8,783.29/13,163.32 = 4,614.78/x
  3. Step 3: Cross multiply
    8,783.29x = 13,163.32 × 4,614.78
  4. Step 4: Simplify right side
    8,783.29x = 60,745,825.87
  5. Step 5: Solve for x
    x = 60,745,825.87/8,783.29
  6. Step 6: Final answer
    x = 6,916.07

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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.