Home / 5,464.35-8,192.75-2,790.77

Finding the Fourth Proportional to 5,464.35, 8,192.75 and 2,790.77

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Solution

The fourth proportional to 5,464.35, 8,192.75 and 2,790.77 is: 4,184.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.35 : 8,192.75 = 2,790.77 : x
  2. Step 2: Convert to fraction form
    5,464.35/8,192.75 = 2,790.77/x
  3. Step 3: Cross multiply
    5,464.35x = 8,192.75 × 2,790.77
  4. Step 4: Simplify right side
    5,464.35x = 22,864,026.00
  5. Step 5: Solve for x
    x = 22,864,026.00/5,464.35
  6. Step 6: Final answer
    x = 4,184.22

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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.