Home / 5,372.14-8,056.26-1,861.19

Finding the Fourth Proportional to 5,372.14, 8,056.26 and 1,861.19

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Solution

The fourth proportional to 5,372.14, 8,056.26 and 1,861.19 is: 2,791.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.14 : 8,056.26 = 1,861.19 : x
  2. Step 2: Convert to fraction form
    5,372.14/8,056.26 = 1,861.19/x
  3. Step 3: Cross multiply
    5,372.14x = 8,056.26 × 1,861.19
  4. Step 4: Simplify right side
    5,372.14x = 14,994,230.55
  5. Step 5: Solve for x
    x = 14,994,230.55/5,372.14
  6. Step 6: Final answer
    x = 2,791.11

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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.