Home / 7,863.72-10,849.50-4,675.56

Finding the Fourth Proportional to 7,863.72, 10,849.50 and 4,675.56

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Solution

The fourth proportional to 7,863.72, 10,849.50 and 4,675.56 is: 6,450.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.72 : 10,849.50 = 4,675.56 : x
  2. Step 2: Convert to fraction form
    7,863.72/10,849.50 = 4,675.56/x
  3. Step 3: Cross multiply
    7,863.72x = 10,849.50 × 4,675.56
  4. Step 4: Simplify right side
    7,863.72x = 50,727,488.22
  5. Step 5: Solve for x
    x = 50,727,488.22/7,863.72
  6. Step 6: Final answer
    x = 6,450.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.