Home / 4,086.03-5,639.91-2,669.93

Finding the Fourth Proportional to 4,086.03, 5,639.91 and 2,669.93

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Solution

The fourth proportional to 4,086.03, 5,639.91 and 2,669.93 is: 3,685.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.03 : 5,639.91 = 2,669.93 : x
  2. Step 2: Convert to fraction form
    4,086.03/5,639.91 = 2,669.93/x
  3. Step 3: Cross multiply
    4,086.03x = 5,639.91 × 2,669.93
  4. Step 4: Simplify right side
    4,086.03x = 15,058,136.71
  5. Step 5: Solve for x
    x = 15,058,136.71/4,086.03
  6. Step 6: Final answer
    x = 3,685.27

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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.