Home / 10,684.47-16,028.46-3,288.77

Finding the Fourth Proportional to 10,684.47, 16,028.46 and 3,288.77

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Solution

The fourth proportional to 10,684.47, 16,028.46 and 3,288.77 is: 4,933.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684.47 : 16,028.46 = 3,288.77 : x
  2. Step 2: Convert to fraction form
    10,684.47/16,028.46 = 3,288.77/x
  3. Step 3: Cross multiply
    10,684.47x = 16,028.46 × 3,288.77
  4. Step 4: Simplify right side
    10,684.47x = 52,713,838.25
  5. Step 5: Solve for x
    x = 52,713,838.25/10,684.47
  6. Step 6: Final answer
    x = 4,933.69

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1.5x scale

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.