Home / 4,694.20-6,478.72-2,677.62

Finding the Fourth Proportional to 4,694.20, 6,478.72 and 2,677.62

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Solution

The fourth proportional to 4,694.20, 6,478.72 and 2,677.62 is: 3,695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,694.20 : 6,478.72 = 2,677.62 : x
  2. Step 2: Convert to fraction form
    4,694.20/6,478.72 = 2,677.62/x
  3. Step 3: Cross multiply
    4,694.20x = 6,478.72 × 2,677.62
  4. Step 4: Simplify right side
    4,694.20x = 17,347,567.85
  5. Step 5: Solve for x
    x = 17,347,567.85/4,694.20
  6. Step 6: Final answer
    x = 3,695.53

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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.