Home / 4,679.98-6,458.27-2,555.43

Finding the Fourth Proportional to 4,679.98, 6,458.27 and 2,555.43

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Solution

The fourth proportional to 4,679.98, 6,458.27 and 2,555.43 is: 3,526.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.98 : 6,458.27 = 2,555.43 : x
  2. Step 2: Convert to fraction form
    4,679.98/6,458.27 = 2,555.43/x
  3. Step 3: Cross multiply
    4,679.98x = 6,458.27 × 2,555.43
  4. Step 4: Simplify right side
    4,679.98x = 16,503,656.91
  5. Step 5: Solve for x
    x = 16,503,656.91/4,679.98
  6. Step 6: Final answer
    x = 3,526.44

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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.