Home / 10,774.20-16,161.57-2,983.08

Finding the Fourth Proportional to 10,774.20, 16,161.57 and 2,983.08

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Solution

The fourth proportional to 10,774.20, 16,161.57 and 2,983.08 is: 4,474.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,774.20 : 16,161.57 = 2,983.08 : x
  2. Step 2: Convert to fraction form
    10,774.20/16,161.57 = 2,983.08/x
  3. Step 3: Cross multiply
    10,774.20x = 16,161.57 × 2,983.08
  4. Step 4: Simplify right side
    10,774.20x = 48,211,256.24
  5. Step 5: Solve for x
    x = 48,211,256.24/10,774.20
  6. Step 6: Final answer
    x = 4,474.69

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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.