Home / 2,827.88-4,243.48-1,184.30

Finding the Fourth Proportional to 2,827.88, 4,243.48 and 1,184.30

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Solution

The fourth proportional to 2,827.88, 4,243.48 and 1,184.30 is: 1,777.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.88 : 4,243.48 = 1,184.30 : x
  2. Step 2: Convert to fraction form
    2,827.88/4,243.48 = 1,184.30/x
  3. Step 3: Cross multiply
    2,827.88x = 4,243.48 × 1,184.30
  4. Step 4: Simplify right side
    2,827.88x = 5,025,553.36
  5. Step 5: Solve for x
    x = 5,025,553.36/2,827.88
  6. Step 6: Final answer
    x = 1,777.15

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1.5x scale

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.