Home / 3,523.28-5,285.67-1,057.89

Finding the Fourth Proportional to 3,523.28, 5,285.67 and 1,057.89

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Solution

The fourth proportional to 3,523.28, 5,285.67 and 1,057.89 is: 1,587.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.28 : 5,285.67 = 1,057.89 : x
  2. Step 2: Convert to fraction form
    3,523.28/5,285.67 = 1,057.89/x
  3. Step 3: Cross multiply
    3,523.28x = 5,285.67 × 1,057.89
  4. Step 4: Simplify right side
    3,523.28x = 5,591,657.44
  5. Step 5: Solve for x
    x = 5,591,657.44/3,523.28
  6. Step 6: Final answer
    x = 1,587.06

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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.