Home / 4,741.47-6,542.78-2,645.73

Finding the Fourth Proportional to 4,741.47, 6,542.78 and 2,645.73

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Solution

The fourth proportional to 4,741.47, 6,542.78 and 2,645.73 is: 3,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.47 : 6,542.78 = 2,645.73 : x
  2. Step 2: Convert to fraction form
    4,741.47/6,542.78 = 2,645.73/x
  3. Step 3: Cross multiply
    4,741.47x = 6,542.78 × 2,645.73
  4. Step 4: Simplify right side
    4,741.47x = 17,310,416.10
  5. Step 5: Solve for x
    x = 17,310,416.10/4,741.47
  6. Step 6: Final answer
    x = 3,650.85

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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.