Home / 6,166.72-8,509.42-3,649.04

Finding the Fourth Proportional to 6,166.72, 8,509.42 and 3,649.04

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Solution

The fourth proportional to 6,166.72, 8,509.42 and 3,649.04 is: 5,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,166.72 : 8,509.42 = 3,649.04 : x
  2. Step 2: Convert to fraction form
    6,166.72/8,509.42 = 3,649.04/x
  3. Step 3: Cross multiply
    6,166.72x = 8,509.42 × 3,649.04
  4. Step 4: Simplify right side
    6,166.72x = 31,051,213.96
  5. Step 5: Solve for x
    x = 31,051,213.96/6,166.72
  6. Step 6: Final answer
    x = 5,035.29

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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.