Home / 2,902.68-4,005.73-1,576.41

Finding the Fourth Proportional to 2,902.68, 4,005.73 and 1,576.41

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Solution

The fourth proportional to 2,902.68, 4,005.73 and 1,576.41 is: 2,175.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.68 : 4,005.73 = 1,576.41 : x
  2. Step 2: Convert to fraction form
    2,902.68/4,005.73 = 1,576.41/x
  3. Step 3: Cross multiply
    2,902.68x = 4,005.73 × 1,576.41
  4. Step 4: Simplify right side
    2,902.68x = 6,314,672.83
  5. Step 5: Solve for x
    x = 6,314,672.83/2,902.68
  6. Step 6: Final answer
    x = 2,175.46

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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.