Home / 5,551.52-8,331.39-2,629.83

Finding the Fourth Proportional to 5,551.52, 8,331.39 and 2,629.83

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Solution

The fourth proportional to 5,551.52, 8,331.39 and 2,629.83 is: 3,946.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.52 : 8,331.39 = 2,629.83 : x
  2. Step 2: Convert to fraction form
    5,551.52/8,331.39 = 2,629.83/x
  3. Step 3: Cross multiply
    5,551.52x = 8,331.39 × 2,629.83
  4. Step 4: Simplify right side
    5,551.52x = 21,910,126.21
  5. Step 5: Solve for x
    x = 21,910,126.21/5,551.52
  6. Step 6: Final answer
    x = 3,946.69

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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.