Home / 4,953.62-7,429.82-2,874.75

Finding the Fourth Proportional to 4,953.62, 7,429.82 and 2,874.75

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Solution

The fourth proportional to 4,953.62, 7,429.82 and 2,874.75 is: 4,311.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.62 : 7,429.82 = 2,874.75 : x
  2. Step 2: Convert to fraction form
    4,953.62/7,429.82 = 2,874.75/x
  3. Step 3: Cross multiply
    4,953.62x = 7,429.82 × 2,874.75
  4. Step 4: Simplify right side
    4,953.62x = 21,358,860.67
  5. Step 5: Solve for x
    x = 21,358,860.67/4,953.62
  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.