Home / 4,183.40-6,276.04-1,409.98

Finding the Fourth Proportional to 4,183.40, 6,276.04 and 1,409.98

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Solution

The fourth proportional to 4,183.40, 6,276.04 and 1,409.98 is: 2,115.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.40 : 6,276.04 = 1,409.98 : x
  2. Step 2: Convert to fraction form
    4,183.40/6,276.04 = 1,409.98/x
  3. Step 3: Cross multiply
    4,183.40x = 6,276.04 × 1,409.98
  4. Step 4: Simplify right side
    4,183.40x = 8,849,090.88
  5. Step 5: Solve for x
    x = 8,849,090.88/4,183.40
  6. Step 6: Final answer
    x = 2,115.29

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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.