Home / 5,230.30-7,845.44-1,334.70

Finding the Fourth Proportional to 5,230.30, 7,845.44 and 1,334.70

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Solution

The fourth proportional to 5,230.30, 7,845.44 and 1,334.70 is: 2,002.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.30 : 7,845.44 = 1,334.70 : x
  2. Step 2: Convert to fraction form
    5,230.30/7,845.44 = 1,334.70/x
  3. Step 3: Cross multiply
    5,230.30x = 7,845.44 × 1,334.70
  4. Step 4: Simplify right side
    5,230.30x = 10,471,308.77
  5. Step 5: Solve for x
    x = 10,471,308.77/5,230.30
  6. Step 6: Final answer
    x = 2,002.05

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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.