Home / 2,849.83-4,265.85-1,811.01

Finding the Fourth Proportional to 2,849.83, 4,265.85 and 1,811.01

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Solution

The fourth proportional to 2,849.83, 4,265.85 and 1,811.01 is: 2,710.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.83 : 4,265.85 = 1,811.01 : x
  2. Step 2: Convert to fraction form
    2,849.83/4,265.85 = 1,811.01/x
  3. Step 3: Cross multiply
    2,849.83x = 4,265.85 × 1,811.01
  4. Step 4: Simplify right side
    2,849.83x = 7,725,497.01
  5. Step 5: Solve for x
    x = 7,725,497.01/2,849.83
  6. Step 6: Final answer
    x = 2,710.86

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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.