Home / 5,055.48-6,976.94-3,287.32

Finding the Fourth Proportional to 5,055.48, 6,976.94 and 3,287.32

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Solution

The fourth proportional to 5,055.48, 6,976.94 and 3,287.32 is: 4,536.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.48 : 6,976.94 = 3,287.32 : x
  2. Step 2: Convert to fraction form
    5,055.48/6,976.94 = 3,287.32/x
  3. Step 3: Cross multiply
    5,055.48x = 6,976.94 × 3,287.32
  4. Step 4: Simplify right side
    5,055.48x = 22,935,434.40
  5. Step 5: Solve for x
    x = 22,935,434.40/5,055.48
  6. Step 6: Final answer
    x = 4,536.75

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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.