Home / 5,410.50-7,467.24-3,173.28

Finding the Fourth Proportional to 5,410.50, 7,467.24 and 3,173.28

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Solution

The fourth proportional to 5,410.50, 7,467.24 and 3,173.28 is: 4,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.50 : 7,467.24 = 3,173.28 : x
  2. Step 2: Convert to fraction form
    5,410.50/7,467.24 = 3,173.28/x
  3. Step 3: Cross multiply
    5,410.50x = 7,467.24 × 3,173.28
  4. Step 4: Simplify right side
    5,410.50x = 23,695,643.35
  5. Step 5: Solve for x
    x = 23,695,643.35/5,410.50
  6. Step 6: Final answer
    x = 4,379.57

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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.