Home / 3,771.10-5,654.62-1,305.19

Finding the Fourth Proportional to 3,771.10, 5,654.62 and 1,305.19

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Solution

The fourth proportional to 3,771.10, 5,654.62 and 1,305.19 is: 1,957.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.10 : 5,654.62 = 1,305.19 : x
  2. Step 2: Convert to fraction form
    3,771.10/5,654.62 = 1,305.19/x
  3. Step 3: Cross multiply
    3,771.10x = 5,654.62 × 1,305.19
  4. Step 4: Simplify right side
    3,771.10x = 7,380,353.48
  5. Step 5: Solve for x
    x = 7,380,353.48/3,771.10
  6. Step 6: Final answer
    x = 1,957.08

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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.