Home / 3,840.56-5,755.43-3,057.08

Finding the Fourth Proportional to 3,840.56, 5,755.43 and 3,057.08

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Solution

The fourth proportional to 3,840.56, 5,755.43 and 3,057.08 is: 4,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840.56 : 5,755.43 = 3,057.08 : x
  2. Step 2: Convert to fraction form
    3,840.56/5,755.43 = 3,057.08/x
  3. Step 3: Cross multiply
    3,840.56x = 5,755.43 × 3,057.08
  4. Step 4: Simplify right side
    3,840.56x = 17,594,787.91
  5. Step 5: Solve for x
    x = 17,594,787.91/3,840.56
  6. Step 6: Final answer
    x = 4,581.30

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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.