Home / 10,684.68-16,025.78-2,894.08

Finding the Fourth Proportional to 10,684.68, 16,025.78 and 2,894.08

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Solution

The fourth proportional to 10,684.68, 16,025.78 and 2,894.08 is: 4,340.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684.68 : 16,025.78 = 2,894.08 : x
  2. Step 2: Convert to fraction form
    10,684.68/16,025.78 = 2,894.08/x
  3. Step 3: Cross multiply
    10,684.68x = 16,025.78 × 2,894.08
  4. Step 4: Simplify right side
    10,684.68x = 46,379,889.38
  5. Step 5: Solve for x
    x = 46,379,889.38/10,684.68
  6. Step 6: Final answer
    x = 4,340.78

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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.