Home / 5,261.82-7,260.95-2,904

Finding the Fourth Proportional to 5,261.82, 7,260.95 and 2,904

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Solution

The fourth proportional to 5,261.82, 7,260.95 and 2,904 is: 4,007.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.82 : 7,260.95 = 2,904 : x
  2. Step 2: Convert to fraction form
    5,261.82/7,260.95 = 2,904/x
  3. Step 3: Cross multiply
    5,261.82x = 7,260.95 × 2,904
  4. Step 4: Simplify right side
    5,261.82x = 21,085,798.80
  5. Step 5: Solve for x
    x = 21,085,798.80/5,261.82
  6. Step 6: Final answer
    x = 4,007.32

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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.