Home / 2,908.74-4,361.09-1,347.87

Finding the Fourth Proportional to 2,908.74, 4,361.09 and 1,347.87

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Solution

The fourth proportional to 2,908.74, 4,361.09 and 1,347.87 is: 2,020.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.74 : 4,361.09 = 1,347.87 : x
  2. Step 2: Convert to fraction form
    2,908.74/4,361.09 = 1,347.87/x
  3. Step 3: Cross multiply
    2,908.74x = 4,361.09 × 1,347.87
  4. Step 4: Simplify right side
    2,908.74x = 5,878,175.64
  5. Step 5: Solve for x
    x = 5,878,175.64/2,908.74
  6. Step 6: Final answer
    x = 2,020.87

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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.