Home / 4,276.82-6,415.17-2,588.55

Finding the Fourth Proportional to 4,276.82, 6,415.17 and 2,588.55

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Solution

The fourth proportional to 4,276.82, 6,415.17 and 2,588.55 is: 3,882.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.82 : 6,415.17 = 2,588.55 : x
  2. Step 2: Convert to fraction form
    4,276.82/6,415.17 = 2,588.55/x
  3. Step 3: Cross multiply
    4,276.82x = 6,415.17 × 2,588.55
  4. Step 4: Simplify right side
    4,276.82x = 16,605,988.30
  5. Step 5: Solve for x
    x = 16,605,988.30/4,276.82
  6. Step 6: Final answer
    x = 3,882.79

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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.