Home / 4,872.10-7,311.10-1,950.16

Finding the Fourth Proportional to 4,872.10, 7,311.10 and 1,950.16

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Solution

The fourth proportional to 4,872.10, 7,311.10 and 1,950.16 is: 2,926.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.10 : 7,311.10 = 1,950.16 : x
  2. Step 2: Convert to fraction form
    4,872.10/7,311.10 = 1,950.16/x
  3. Step 3: Cross multiply
    4,872.10x = 7,311.10 × 1,950.16
  4. Step 4: Simplify right side
    4,872.10x = 14,257,814.78
  5. Step 5: Solve for x
    x = 14,257,814.78/4,872.10
  6. Step 6: Final answer
    x = 2,926.42

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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.