Home / 6,111.41-8,433.68-3,458.90

Finding the Fourth Proportional to 6,111.41, 8,433.68 and 3,458.90

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Solution

The fourth proportional to 6,111.41, 8,433.68 and 3,458.90 is: 4,773.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.41 : 8,433.68 = 3,458.90 : x
  2. Step 2: Convert to fraction form
    6,111.41/8,433.68 = 3,458.90/x
  3. Step 3: Cross multiply
    6,111.41x = 8,433.68 × 3,458.90
  4. Step 4: Simplify right side
    6,111.41x = 29,171,259.54
  5. Step 5: Solve for x
    x = 29,171,259.54/6,111.41
  6. Step 6: Final answer
    x = 4,773.25

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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.