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Finding the Fourth Proportional to 6,671.96, 10,014.42 and 5,454.26

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Solution

The fourth proportional to 6,671.96, 10,014.42 and 5,454.26 is: 8,186.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.96 : 10,014.42 = 5,454.26 : x
  2. Step 2: Convert to fraction form
    6,671.96/10,014.42 = 5,454.26/x
  3. Step 3: Cross multiply
    6,671.96x = 10,014.42 × 5,454.26
  4. Step 4: Simplify right side
    6,671.96x = 54,621,250.43
  5. Step 5: Solve for x
    x = 54,621,250.43/6,671.96
  6. Step 6: Final answer
    x = 8,186.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.