Home / 9,449.54-14,175.86-2,874.20

Finding the Fourth Proportional to 9,449.54, 14,175.86 and 2,874.20

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Solution

The fourth proportional to 9,449.54, 14,175.86 and 2,874.20 is: 4,311.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449.54 : 14,175.86 = 2,874.20 : x
  2. Step 2: Convert to fraction form
    9,449.54/14,175.86 = 2,874.20/x
  3. Step 3: Cross multiply
    9,449.54x = 14,175.86 × 2,874.20
  4. Step 4: Simplify right side
    9,449.54x = 40,744,242.44
  5. Step 5: Solve for x
    x = 40,744,242.44/9,449.54
  6. Step 6: Final answer
    x = 4,311.77

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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.