Home / 3,835.70-5,753.55-1,370.60

Finding the Fourth Proportional to 3,835.70, 5,753.55 and 1,370.60

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Solution

The fourth proportional to 3,835.70, 5,753.55 and 1,370.60 is: 2,055.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.70 : 5,753.55 = 1,370.60 : x
  2. Step 2: Convert to fraction form
    3,835.70/5,753.55 = 1,370.60/x
  3. Step 3: Cross multiply
    3,835.70x = 5,753.55 × 1,370.60
  4. Step 4: Simplify right side
    3,835.70x = 7,885,815.63
  5. Step 5: Solve for x
    x = 7,885,815.63/3,835.70
  6. Step 6: Final answer
    x = 2,055.90

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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.