Home / 4,747.31-6,551.27-2,622.99

Finding the Fourth Proportional to 4,747.31, 6,551.27 and 2,622.99

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Solution

The fourth proportional to 4,747.31, 6,551.27 and 2,622.99 is: 3,619.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.31 : 6,551.27 = 2,622.99 : x
  2. Step 2: Convert to fraction form
    4,747.31/6,551.27 = 2,622.99/x
  3. Step 3: Cross multiply
    4,747.31x = 6,551.27 × 2,622.99
  4. Step 4: Simplify right side
    4,747.31x = 17,183,886.20
  5. Step 5: Solve for x
    x = 17,183,886.20/4,747.31
  6. Step 6: Final answer
    x = 3,619.71

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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.