Home / 2,655.72-3,664.96-1,537.04

Finding the Fourth Proportional to 2,655.72, 3,664.96 and 1,537.04

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Solution

The fourth proportional to 2,655.72, 3,664.96 and 1,537.04 is: 2,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655.72 : 3,664.96 = 1,537.04 : x
  2. Step 2: Convert to fraction form
    2,655.72/3,664.96 = 1,537.04/x
  3. Step 3: Cross multiply
    2,655.72x = 3,664.96 × 1,537.04
  4. Step 4: Simplify right side
    2,655.72x = 5,633,195.44
  5. Step 5: Solve for x
    x = 5,633,195.44/2,655.72
  6. Step 6: Final answer
    x = 2,121.16

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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.