Home / 2,675.04-3,691.44-1,555.93

Finding the Fourth Proportional to 2,675.04, 3,691.44 and 1,555.93

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Solution

The fourth proportional to 2,675.04, 3,691.44 and 1,555.93 is: 2,147.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.04 : 3,691.44 = 1,555.93 : x
  2. Step 2: Convert to fraction form
    2,675.04/3,691.44 = 1,555.93/x
  3. Step 3: Cross multiply
    2,675.04x = 3,691.44 × 1,555.93
  4. Step 4: Simplify right side
    2,675.04x = 5,743,622.24
  5. Step 5: Solve for x
    x = 5,743,622.24/2,675.04
  6. Step 6: Final answer
    x = 2,147.12

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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.