Home / 6,838.54-10,259.19-2,159.28

Finding the Fourth Proportional to 6,838.54, 10,259.19 and 2,159.28

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Solution

The fourth proportional to 6,838.54, 10,259.19 and 2,159.28 is: 3,239.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.54 : 10,259.19 = 2,159.28 : x
  2. Step 2: Convert to fraction form
    6,838.54/10,259.19 = 2,159.28/x
  3. Step 3: Cross multiply
    6,838.54x = 10,259.19 × 2,159.28
  4. Step 4: Simplify right side
    6,838.54x = 22,152,463.78
  5. Step 5: Solve for x
    x = 22,152,463.78/6,838.54
  6. Step 6: Final answer
    x = 3,239.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.