Home / 3,043.10-4,198.50-1,783.76

Finding the Fourth Proportional to 3,043.10, 4,198.50 and 1,783.76

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Solution

The fourth proportional to 3,043.10, 4,198.50 and 1,783.76 is: 2,461.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.10 : 4,198.50 = 1,783.76 : x
  2. Step 2: Convert to fraction form
    3,043.10/4,198.50 = 1,783.76/x
  3. Step 3: Cross multiply
    3,043.10x = 4,198.50 × 1,783.76
  4. Step 4: Simplify right side
    3,043.10x = 7,489,095.37
  5. Step 5: Solve for x
    x = 7,489,095.37/3,043.10
  6. Step 6: Final answer
    x = 2,461.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.