Home / 7,669.87-10,584.72-4,687.06

Finding the Fourth Proportional to 7,669.87, 10,584.72 and 4,687.06

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Solution

The fourth proportional to 7,669.87, 10,584.72 and 4,687.06 is: 6,468.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.87 : 10,584.72 = 4,687.06 : x
  2. Step 2: Convert to fraction form
    7,669.87/10,584.72 = 4,687.06/x
  3. Step 3: Cross multiply
    7,669.87x = 10,584.72 × 4,687.06
  4. Step 4: Simplify right side
    7,669.87x = 49,611,217.72
  5. Step 5: Solve for x
    x = 49,611,217.72/7,669.87
  6. Step 6: Final answer
    x = 6,468.33

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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.