Home / 5,102.48-7,043.28-3,008.36

Finding the Fourth Proportional to 5,102.48, 7,043.28 and 3,008.36

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Solution

The fourth proportional to 5,102.48, 7,043.28 and 3,008.36 is: 4,152.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102.48 : 7,043.28 = 3,008.36 : x
  2. Step 2: Convert to fraction form
    5,102.48/7,043.28 = 3,008.36/x
  3. Step 3: Cross multiply
    5,102.48x = 7,043.28 × 3,008.36
  4. Step 4: Simplify right side
    5,102.48x = 21,188,721.82
  5. Step 5: Solve for x
    x = 21,188,721.82/5,102.48
  6. Step 6: Final answer
    x = 4,152.63

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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.