Home / 10,874.72-16,309.44-5,025.74

Finding the Fourth Proportional to 10,874.72, 16,309.44 and 5,025.74

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Solution

The fourth proportional to 10,874.72, 16,309.44 and 5,025.74 is: 7,537.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.72 : 16,309.44 = 5,025.74 : x
  2. Step 2: Convert to fraction form
    10,874.72/16,309.44 = 5,025.74/x
  3. Step 3: Cross multiply
    10,874.72x = 16,309.44 × 5,025.74
  4. Step 4: Simplify right side
    10,874.72x = 81,967,004.99
  5. Step 5: Solve for x
    x = 81,967,004.99/10,874.72
  6. Step 6: Final answer
    x = 7,537.39

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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.