Home / 5,551.65-7,661.33-3,033.77

Finding the Fourth Proportional to 5,551.65, 7,661.33 and 3,033.77

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Solution

The fourth proportional to 5,551.65, 7,661.33 and 3,033.77 is: 4,186.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.65 : 7,661.33 = 3,033.77 : x
  2. Step 2: Convert to fraction form
    5,551.65/7,661.33 = 3,033.77/x
  3. Step 3: Cross multiply
    5,551.65x = 7,661.33 × 3,033.77
  4. Step 4: Simplify right side
    5,551.65x = 23,242,659.64
  5. Step 5: Solve for x
    x = 23,242,659.64/5,551.65
  6. Step 6: Final answer
    x = 4,186.62

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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.