Home / 4,679.94-6,458.32-2,555.50

Finding the Fourth Proportional to 4,679.94, 6,458.32 and 2,555.50

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Solution

The fourth proportional to 4,679.94, 6,458.32 and 2,555.50 is: 3,526.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.94 : 6,458.32 = 2,555.50 : x
  2. Step 2: Convert to fraction form
    4,679.94/6,458.32 = 2,555.50/x
  3. Step 3: Cross multiply
    4,679.94x = 6,458.32 × 2,555.50
  4. Step 4: Simplify right side
    4,679.94x = 16,504,232.32
  5. Step 5: Solve for x
    x = 16,504,232.32/4,679.94
  6. Step 6: Final answer
    x = 3,526.59

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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.