Home / 5,551.77-8,329.47-2,629.71

Finding the Fourth Proportional to 5,551.77, 8,329.47 and 2,629.71

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Solution

The fourth proportional to 5,551.77, 8,329.47 and 2,629.71 is: 3,945.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.77 : 8,329.47 = 2,629.71 : x
  2. Step 2: Convert to fraction form
    5,551.77/8,329.47 = 2,629.71/x
  3. Step 3: Cross multiply
    5,551.77x = 8,329.47 × 2,629.71
  4. Step 4: Simplify right side
    5,551.77x = 21,904,090.55
  5. Step 5: Solve for x
    x = 21,904,090.55/5,551.77
  6. Step 6: Final answer
    x = 3,945.42

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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.