Home / 6,189.99-8,542.23-3,357.39

Finding the Fourth Proportional to 6,189.99, 8,542.23 and 3,357.39

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Solution

The fourth proportional to 6,189.99, 8,542.23 and 3,357.39 is: 4,633.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.99 : 8,542.23 = 3,357.39 : x
  2. Step 2: Convert to fraction form
    6,189.99/8,542.23 = 3,357.39/x
  3. Step 3: Cross multiply
    6,189.99x = 8,542.23 × 3,357.39
  4. Step 4: Simplify right side
    6,189.99x = 28,679,597.58
  5. Step 5: Solve for x
    x = 28,679,597.58/6,189.99
  6. Step 6: Final answer
    x = 4,633.22

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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.