Home / 2,623.24-3,934.91-675.44

Finding the Fourth Proportional to 2,623.24, 3,934.91 and 675.44

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Solution

The fourth proportional to 2,623.24, 3,934.91 and 675.44 is: 1,013.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.24 : 3,934.91 = 675.44 : x
  2. Step 2: Convert to fraction form
    2,623.24/3,934.91 = 675.44/x
  3. Step 3: Cross multiply
    2,623.24x = 3,934.91 × 675.44
  4. Step 4: Simplify right side
    2,623.24x = 2,657,792.38
  5. Step 5: Solve for x
    x = 2,657,792.38/2,623.24
  6. Step 6: Final answer
    x = 1,013.17

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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.