Home / 1,872.25-2,808.36-1,461.73

Finding the Fourth Proportional to 1,872.25, 2,808.36 and 1,461.73

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Solution

The fourth proportional to 1,872.25, 2,808.36 and 1,461.73 is: 2,192.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872.25 : 2,808.36 = 1,461.73 : x
  2. Step 2: Convert to fraction form
    1,872.25/2,808.36 = 1,461.73/x
  3. Step 3: Cross multiply
    1,872.25x = 2,808.36 × 1,461.73
  4. Step 4: Simplify right side
    1,872.25x = 4,105,050.02
  5. Step 5: Solve for x
    x = 4,105,050.02/1,872.25
  6. Step 6: Final answer
    x = 2,192.58

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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.