Home / 5,055.09-6,976.98-3,065.33

Finding the Fourth Proportional to 5,055.09, 6,976.98 and 3,065.33

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Solution

The fourth proportional to 5,055.09, 6,976.98 and 3,065.33 is: 4,230.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.09 : 6,976.98 = 3,065.33 : x
  2. Step 2: Convert to fraction form
    5,055.09/6,976.98 = 3,065.33/x
  3. Step 3: Cross multiply
    5,055.09x = 6,976.98 × 3,065.33
  4. Step 4: Simplify right side
    5,055.09x = 21,386,711.22
  5. Step 5: Solve for x
    x = 21,386,711.22/5,055.09
  6. Step 6: Final answer
    x = 4,230.73

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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.