Home / 5,372.48-8,056.64-1,861.84

Finding the Fourth Proportional to 5,372.48, 8,056.64 and 1,861.84

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Solution

The fourth proportional to 5,372.48, 8,056.64 and 1,861.84 is: 2,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.48 : 8,056.64 = 1,861.84 : x
  2. Step 2: Convert to fraction form
    5,372.48/8,056.64 = 1,861.84/x
  3. Step 3: Cross multiply
    5,372.48x = 8,056.64 × 1,861.84
  4. Step 4: Simplify right side
    5,372.48x = 15,000,174.62
  5. Step 5: Solve for x
    x = 15,000,174.62/5,372.48
  6. Step 6: Final answer
    x = 2,792.04

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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.