Home / 5,174.99-7,137.63-3,284.93

Finding the Fourth Proportional to 5,174.99, 7,137.63 and 3,284.93

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Solution

The fourth proportional to 5,174.99, 7,137.63 and 3,284.93 is: 4,530.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.99 : 7,137.63 = 3,284.93 : x
  2. Step 2: Convert to fraction form
    5,174.99/7,137.63 = 3,284.93/x
  3. Step 3: Cross multiply
    5,174.99x = 7,137.63 × 3,284.93
  4. Step 4: Simplify right side
    5,174.99x = 23,446,562.80
  5. Step 5: Solve for x
    x = 23,446,562.80/5,174.99
  6. Step 6: Final answer
    x = 4,530.75

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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.