Home / 2,681.03-4,029.75-2,623.61

Finding the Fourth Proportional to 2,681.03, 4,029.75 and 2,623.61

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Solution

The fourth proportional to 2,681.03, 4,029.75 and 2,623.61 is: 3,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.03 : 4,029.75 = 2,623.61 : x
  2. Step 2: Convert to fraction form
    2,681.03/4,029.75 = 2,623.61/x
  3. Step 3: Cross multiply
    2,681.03x = 4,029.75 × 2,623.61
  4. Step 4: Simplify right side
    2,681.03x = 10,572,502.47
  5. Step 5: Solve for x
    x = 10,572,502.47/2,681.03
  6. Step 6: Final answer
    x = 3,943.44

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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.