Home / 2,776.08-4,165.74-1,995.24

Finding the Fourth Proportional to 2,776.08, 4,165.74 and 1,995.24

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Solution

The fourth proportional to 2,776.08, 4,165.74 and 1,995.24 is: 2,994.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.08 : 4,165.74 = 1,995.24 : x
  2. Step 2: Convert to fraction form
    2,776.08/4,165.74 = 1,995.24/x
  3. Step 3: Cross multiply
    2,776.08x = 4,165.74 × 1,995.24
  4. Step 4: Simplify right side
    2,776.08x = 8,311,651.08
  5. Step 5: Solve for x
    x = 8,311,651.08/2,776.08
  6. Step 6: Final answer
    x = 2,994.02

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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.