Home / 6,163.12-8,505.24-3,368.80

Finding the Fourth Proportional to 6,163.12, 8,505.24 and 3,368.80

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Solution

The fourth proportional to 6,163.12, 8,505.24 and 3,368.80 is: 4,649.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,163.12 : 8,505.24 = 3,368.80 : x
  2. Step 2: Convert to fraction form
    6,163.12/8,505.24 = 3,368.80/x
  3. Step 3: Cross multiply
    6,163.12x = 8,505.24 × 3,368.80
  4. Step 4: Simplify right side
    6,163.12x = 28,652,452.51
  5. Step 5: Solve for x
    x = 28,652,452.51/6,163.12
  6. Step 6: Final answer
    x = 4,649.02

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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.