Home / 5,427.69-8,131.01-3,573.22

Finding the Fourth Proportional to 5,427.69, 8,131.01 and 3,573.22

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Solution

The fourth proportional to 5,427.69, 8,131.01 and 3,573.22 is: 5,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.69 : 8,131.01 = 3,573.22 : x
  2. Step 2: Convert to fraction form
    5,427.69/8,131.01 = 3,573.22/x
  3. Step 3: Cross multiply
    5,427.69x = 8,131.01 × 3,573.22
  4. Step 4: Simplify right side
    5,427.69x = 29,053,876.16
  5. Step 5: Solve for x
    x = 29,053,876.16/5,427.69
  6. Step 6: Final answer
    x = 5,352.90

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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.