Home / 10,680.59-16,021.17-2,889.38

Finding the Fourth Proportional to 10,680.59, 16,021.17 and 2,889.38

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Solution

The fourth proportional to 10,680.59, 16,021.17 and 2,889.38 is: 4,334.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.59 : 16,021.17 = 2,889.38 : x
  2. Step 2: Convert to fraction form
    10,680.59/16,021.17 = 2,889.38/x
  3. Step 3: Cross multiply
    10,680.59x = 16,021.17 × 2,889.38
  4. Step 4: Simplify right side
    10,680.59x = 46,291,168.07
  5. Step 5: Solve for x
    x = 46,291,168.07/10,680.59
  6. Step 6: Final answer
    x = 4,334.14

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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.