Home / 5,542.25-8,314.74-1,646.64

Finding the Fourth Proportional to 5,542.25, 8,314.74 and 1,646.64

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Solution

The fourth proportional to 5,542.25, 8,314.74 and 1,646.64 is: 2,470.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.25 : 8,314.74 = 1,646.64 : x
  2. Step 2: Convert to fraction form
    5,542.25/8,314.74 = 1,646.64/x
  3. Step 3: Cross multiply
    5,542.25x = 8,314.74 × 1,646.64
  4. Step 4: Simplify right side
    5,542.25x = 13,691,383.47
  5. Step 5: Solve for x
    x = 13,691,383.47/5,542.25
  6. Step 6: Final answer
    x = 2,470.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.