Home / 4,747.12-6,551.31-2,651.38

Finding the Fourth Proportional to 4,747.12, 6,551.31 and 2,651.38

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Solution

The fourth proportional to 4,747.12, 6,551.31 and 2,651.38 is: 3,659.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.12 : 6,551.31 = 2,651.38 : x
  2. Step 2: Convert to fraction form
    4,747.12/6,551.31 = 2,651.38/x
  3. Step 3: Cross multiply
    4,747.12x = 6,551.31 × 2,651.38
  4. Step 4: Simplify right side
    4,747.12x = 17,370,012.31
  5. Step 5: Solve for x
    x = 17,370,012.31/4,747.12
  6. Step 6: Final answer
    x = 3,659.06

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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.