Home / 2,742.65-4,114.66-1,573.97

Finding the Fourth Proportional to 2,742.65, 4,114.66 and 1,573.97

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Solution

The fourth proportional to 2,742.65, 4,114.66 and 1,573.97 is: 2,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.65 : 4,114.66 = 1,573.97 : x
  2. Step 2: Convert to fraction form
    2,742.65/4,114.66 = 1,573.97/x
  3. Step 3: Cross multiply
    2,742.65x = 4,114.66 × 1,573.97
  4. Step 4: Simplify right side
    2,742.65x = 6,476,351.40
  5. Step 5: Solve for x
    x = 6,476,351.40/2,742.65
  6. Step 6: Final answer
    x = 2,361.35

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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.