Home / 2,447.80-3,664.02-1,827.96

Finding the Fourth Proportional to 2,447.80, 3,664.02 and 1,827.96

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Solution

The fourth proportional to 2,447.80, 3,664.02 and 1,827.96 is: 2,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.80 : 3,664.02 = 1,827.96 : x
  2. Step 2: Convert to fraction form
    2,447.80/3,664.02 = 1,827.96/x
  3. Step 3: Cross multiply
    2,447.80x = 3,664.02 × 1,827.96
  4. Step 4: Simplify right side
    2,447.80x = 6,697,682.00
  5. Step 5: Solve for x
    x = 6,697,682.00/2,447.80
  6. Step 6: Final answer
    x = 2,736.20

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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.