Home / 4,276.98-6,410.16-1,809

Finding the Fourth Proportional to 4,276.98, 6,410.16 and 1,809

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Solution

The fourth proportional to 4,276.98, 6,410.16 and 1,809 is: 2,711.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.98 : 6,410.16 = 1,809 : x
  2. Step 2: Convert to fraction form
    4,276.98/6,410.16 = 1,809/x
  3. Step 3: Cross multiply
    4,276.98x = 6,410.16 × 1,809
  4. Step 4: Simplify right side
    4,276.98x = 11,595,979.44
  5. Step 5: Solve for x
    x = 11,595,979.44/4,276.98
  6. Step 6: Final answer
    x = 2,711.25

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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.