Home / 5,400.88-7,453.48-3,043.28

Finding the Fourth Proportional to 5,400.88, 7,453.48 and 3,043.28

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Solution

The fourth proportional to 5,400.88, 7,453.48 and 3,043.28 is: 4,199.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.88 : 7,453.48 = 3,043.28 : x
  2. Step 2: Convert to fraction form
    5,400.88/7,453.48 = 3,043.28/x
  3. Step 3: Cross multiply
    5,400.88x = 7,453.48 × 3,043.28
  4. Step 4: Simplify right side
    5,400.88x = 22,683,026.61
  5. Step 5: Solve for x
    x = 22,683,026.61/5,400.88
  6. Step 6: Final answer
    x = 4,199.88

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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.