Home / 4,080.47-5,628.74-2,662.11

Finding the Fourth Proportional to 4,080.47, 5,628.74 and 2,662.11

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Solution

The fourth proportional to 4,080.47, 5,628.74 and 2,662.11 is: 3,672.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.47 : 5,628.74 = 2,662.11 : x
  2. Step 2: Convert to fraction form
    4,080.47/5,628.74 = 2,662.11/x
  3. Step 3: Cross multiply
    4,080.47x = 5,628.74 × 2,662.11
  4. Step 4: Simplify right side
    4,080.47x = 14,984,311.73
  5. Step 5: Solve for x
    x = 14,984,311.73/4,080.47
  6. Step 6: Final answer
    x = 3,672.21

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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.